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Cyber Monday

American  
[sahy-ber muhn-dey, -dee] / ˈsaɪ bər ˈmʌn deɪ, -di /

noun

  1. the Monday after Thanksgiving, one of the busiest online shopping days.

    I did a lot of online shopping on Cyber Monday, but I was disappointed there weren’t more free-shipping deals.


Etymology

Origin of Cyber Monday

First recorded in 2005–10

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Both offer frequent promotions, especially around Black Friday and Cyber Monday.

From Salon Mar. 27, 2026

Amid anxiety around inflation, tariffs and layoffs, shoppers still opened up their wallets, especially during Cyber Monday, the biggest e-commerce day of the season.

From Los Angeles Times Jan. 7, 2026

Coupland notes the brief Cyber Monday outage affected only a subset of users and doesn’t overshadow sales momentum.

From The Wall Street Journal Dec. 5, 2025

Forget Black Friday or even Cyber Monday — for jewelry retailers, the 10 days before Christmas are a whole lot more important.

From MarketWatch Dec. 2, 2025

The stock drop exceeded the S&P 500’s 0.5% decline, as online spending was projected to hit a record $14.2 billion on Cyber Monday.

From Barron's Dec. 1, 2025

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