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all-day

American

[awl-dey] / ˈɔlˌdeɪ /

adjective

taking up, extending through, lasting for, or occurring continually during a day, especially the hours of daylight; daylong.

an all-day tour of the city; an all-day lollipop.

Etymology

Origin of all-day

First recorded in 1865–70

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.

The group stressed it was not challenging forecast accuracy - but how the information is visually presented, particularly by third-party apps that may show overnight rain as an all-day rain symbol, for example.

From BBC • Mar. 11, 2026

Breakfast became so popular that when the company made it an all-day staple, growth exploded.

From The Wall Street Journal • Feb. 20, 2026

On Wednesday, entrepreneur and “Shark Tank” investor Kevin O’Leary was one of the people highlighting the importance of the accounts at an all-day event.

From MarketWatch • Jan. 28, 2026

The conundrum has even led to talk of massive space data centers that can leverage all-day solar power.

From Barron's • Dec. 31, 2025

“Cecile, we need money. I have all-day activities planned, and we have to eat while we’re out doing our activities.”

From "One Crazy Summer" by Rita Williams-Garcia

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