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.

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

It’s a splash of a donation on Giving Tuesday, a day when people around the world are encouraged to donate to worthy causes after making purchases on Black Friday and Cyber Monday.

From MarketWatch • Dec. 2, 2025

Today is Cyber Monday, capping off the long weekend of deals.

From Barron's • Dec. 2, 2025

There are lots of best VPN options, but these three top-rated picks are some of the best around — and you’ll enjoy a 20% Cyber Monday price drop if you enter CMSAVE20 at checkout.

From Salon • Nov. 25, 2018

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