The Etymology of Black Friday: Debunking Myths and Tracing the Philadelphia Police Origins

Apr 07, 2026
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Baseline note
Baseline content lists common misconceptions about why is it called black friday collected by our team.

Verification points

Misconception 1
The term Black Friday originated from the 1800s practice of selling slaves at a discount the day after Thanksgiving.
Verification details
Claim: Black Friday originated from 19th-century slave auctions. Verdict: False - Malicious Misinformation Key Evidence: - Historical records of slave auctions do not show any specific correlation with the day after Thanksgiving; the holiday itself wasn't even standardized nationally until 1863. - The term 'Black Friday' was never used in this context in 19th-century newspapers or legal documents. - This myth surfaced on social media around 2013 and has been debunked by historians as a complete fabrication.
How to verify (SOP)
Quick Steps: 1) Check the earliest recorded use of the term in newspaper archives (e.g., Newspapers.com). 2) Verify if the claim cites a specific historical document or just a meme. 3) Consult the 'Oxford English Dictionary' for etymological roots. Common Pitfall: Sharing emotionally charged historical claims without verifying the date of the term's first appearance.
核验点 2
Black Friday was a name invented by retailers in the 1980s to represent the day they finally moved from 'the red' into 'the black' (profit).
Verification details
Claim: Retailers invented the term in the 1980s to signify profitability. Verdict: Partial - It was a rebranding, not the origin. Key Evidence: - The term already existed and had a negative connotation before the 1980s. - Retailers and public relations experts actively promoted the 'red-to-black' narrative in the early 1980s to replace the 'chaos' association. - While the accounting logic is sound, it is a post-hoc justification rather than the etymological source.
How to verify (SOP)
Quick Steps: 1) Distinguish between the 'origin' of a word and its 'rebranding'. 2) Look for the first instance of the 'accounting' explanation (circa 1981). 3) Compare this date to the 1960s Philadelphia police usage. Common Pitfall: Assuming the most logical-sounding explanation is the historical origin.
Source
Misconception 3
The name refers to a specific stock market crash that occurred on the Friday following Thanksgiving in the early 20th century.
Verification details
Claim: The name refers to a post-Thanksgiving stock market crash. Verdict: False - Historical Confusion Key Evidence: - The first famous 'Black Friday' occurred on September 24, 1869, when Jay Gould and James Fisk tried to corner the gold market. - This event happened in September, not November, and had nothing to do with holiday shopping. - There is no record of a major stock market crash occurring specifically on the Friday after Thanksgiving in the early 20th century.
How to verify (SOP)
Quick Steps: 1) Search financial history for 'Black Friday 1869'. 2) Verify the month of the gold market collapse. 3) Check if any major 20th-century crashes (1929, 1987) fell on a post-Thanksgiving Friday. Common Pitfall: Confusing the general use of 'Black [Day]' for disasters with the specific retail holiday.
核验点 4
Black Friday was coined by factory managers in the 1950s because so many workers called in sick to extend their holiday weekend.
Verification details
Claim: Factory managers coined it due to worker absenteeism. Verdict: Partial - Documented usage exists but didn't stick. Key Evidence: - An article in 'Factory Management and Maintenance' (1951) used the term to describe the 'plague' of workers calling in sick the day after Thanksgiving. - While this is a very early documented use, it did not enter the general lexicon or lead to the modern shopping term. - The Philadelphia police usage is what eventually popularized the term globally.
How to verify (SOP)
Quick Steps: 1) Locate the 1951 'Factory Management and Maintenance' journal entry. 2) Note that this usage was specific to industrial HR, not retail. 3) Trace if this usage influenced the Philadelphia police or if they were independent. Common Pitfall: Overlooking niche professional jargon that predates popular usage.
Source
Misconception 5
The day is called Black Friday because of the massive power outages or 'blackouts' caused by the sheer volume of store lights and decorations.
Verification details
Claim: Power outages from store lights caused the name. Verdict: False - Urban Legend Key Evidence: - There is no historical record of widespread power grid failures occurring annually on the day after Thanksgiving due to retail lighting. - Holiday lights were traditionally turned on during or after Thanksgiving, but the electrical load was never sufficient to cause systemic 'blackouts' in the mid-20th century. - This explanation lacks any primary source documentation from utility companies.
How to verify (SOP)
Quick Steps: 1) Search utility company archives for 'Thanksgiving blackouts'. 2) Verify the energy consumption of 1950s-60s retail lighting. 3) Dismiss claims that lack specific dates or locations of outages. Common Pitfall: Believing 'logical' technological explanations that lack historical data.
Misconception 6
The term was originally a religious designation similar to Good Friday, marking a day of penance before the Christmas season.
Verification details
Claim: It is a religious day of penance. Verdict: False - Linguistic Assumption Key Evidence: - There is no 'Black Friday' in the traditional liturgical calendars of Catholic, Orthodox, or Protestant churches following Thanksgiving. - 'Good Friday' refers to the crucifixion of Jesus; 'Black Friday' has no such theological equivalent in the Advent cycle. - The term has always been secular in its application to the post-Thanksgiving period.
How to verify (SOP)
Quick Steps: 1) Consult a liturgical calendar for the season of Advent. 2) Check for any religious feast days on the Friday after Thanksgiving. 3) Verify if any major denomination uses the term 'Black Friday' in a holy context. Common Pitfall: Assuming linguistic parallels (Good Friday vs. Black Friday) imply shared origins.
Misconception 7
Philadelphia police called it Black Friday because shoppers used to wear black clothing to stay warm while waiting in early morning lines.
Verification details
Claim: It refers to the color of shoppers' clothing. Verdict: False - Folk Etymology Key Evidence: - While Philadelphia police *did* coin the term, they did so to describe the 'black' (dark/heavy) traffic and smog, not the clothing. - Photos from the 1950s and 60s show shoppers in a variety of coat colors, not exclusively black. - The 'black clothing' theory is a later attempt to explain the name visually without understanding the police jargon.
How to verify (SOP)
Quick Steps: 1) Review 1960s archival footage of Philadelphia shoppers. 2) Read the 1961 public relations newsletter 'Public Relations News' which explains the police usage. 3) Identify the 'black' as a metaphor for congestion, not a literal color of fabric. Common Pitfall: Accepting literal visual explanations for metaphorical terms.
Misconception 8
It is called Black Friday because newspapers used so much black ink to print the massive volume of holiday advertisements.
Verification details
Claim: The name comes from the volume of newspaper ink used. Verdict: False - Logical Leap Key Evidence: - Newspapers used black ink every day of the year; there was no 'extra' blackness to the ink on Fridays. - While ad volume increased, the term 'Black Friday' was never used by the printing or publishing industry to describe ink consumption. - This myth ignores the well-documented police and accounting origins.
How to verify (SOP)
Quick Steps: 1) Check printing industry trade journals for the term. 2) Verify if ink costs or usage were ever a naming factor for holidays. 3) Cross-reference with the 'in the black' accounting myth. Common Pitfall: Confusing the tools of an industry (ink) with the naming of a cultural event.
核验点 9
The name was created by the Department of Transportation to warn citizens about the high rate of fatal traffic accidents on that day.
Verification details
Claim: The DOT created it as a safety warning for fatal accidents. Verdict: Partial - Right context (traffic), wrong agency/intent. Key Evidence: - The term was used by local Philadelphia police and bus drivers to describe traffic 'headaches' and congestion. - It was not a formal designation by the federal Department of Transportation (which wasn't even founded until 1966, after the term was in use). - The focus was on the difficulty of managing the crowds, not specifically a 'fatality warning'.
How to verify (SOP)
Quick Steps: 1) Verify the founding date of the US Department of Transportation (1966). 2) Compare this to the first recorded use of 'Black Friday' in Philadelphia (early 1950s). 3) Distinguish between local police slang and federal safety mandates. Common Pitfall: Attributing local slang to federal government agencies.
Source
Misconception 10
Black Friday is a global term that has been used by all cultures for centuries to mark the start of the winter solstice trade.
Verification details
Claim: It is an ancient, global, cross-cultural term. Verdict: False - Modern American Export Key Evidence: - The term is uniquely tied to the American holiday of Thanksgiving (the fourth Thursday of November). - Most other cultures had no 'Black Friday' until the 2000s, when American retailers (like Amazon and Walmart) exported the concept globally. - Ancient winter solstice traditions (like Saturnalia or Yule) have no linguistic connection to the term 'Black Friday'.
How to verify (SOP)
Quick Steps: 1) Trace the expansion of Black Friday sales to the UK, Brazil, and China (mostly post-2010). 2) Check for the term in non-English historical texts prior to 1950. 3) Identify the cultural anchor (Thanksgiving) which is specific to North America. Common Pitfall: Assuming modern globalized consumerism reflects ancient universal history.
Source

📊 Overall verdict & next steps

The term 'Black Friday' did not originate from slavery or corporate accounting, but was coined by Philadelphia police in the 1950s to describe the chaos of traffic and crowds. While retailers later successfully rebranded the term to signify 'moving into the black' (profitability), the original usage was derogatory and focused on public disorder. Historical evidence confirms the first shopping-related use appeared in 1950s Philadelphia, whereas the 'slavery' narrative is a modern internet fabrication and the 'accounting' narrative is a 1980s PR pivot. To understand the term correctly, one must distinguish between the 1869 financial crisis and the mid-20th-century retail phenomenon.