Cyber Monday

American

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

noun

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:

Cyber Monday

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

During the shopping bonanza that includes Black Friday and Cyber Monday, when the Playground was discounted to $199, Nex dreamed of selling 200,000 units.

From The Wall Street Journal ● Dec. 13, 2025

Holiday spending hit an all-time-high on Black Friday and Cyber Monday — thanks in part to the number of people who used buy-now-pay-later options.

From MarketWatch ● Dec. 4, 2025

Pandya expects discounts to remain elevated through today, which retailers call Cyber Monday, the biggest online shopping day of the year.

From Barron's ● Dec. 1, 2025

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023