Dictionary.com

24/7

or 24‐7, 24×7, twen·ty-four sev·en

[ twen-tee-fawr sev-uhn, ‐fohr‐, twuhn-tee‐ ]
/ ˈtwɛn tiˌfɔr ˈsɛv ən, ‐ˌfoʊr‐, ˈtwʌn ti‐ /
Slang.
Save This Word!

adverb
continually; constantly: They're together 24/7.
adjective
continual; constant: The manufacturer offers 24/7 customer support.
QUIZ
QUIZ YOURSELF ON HAS VS. HAVE!
Do you have the grammar chops to know when to use “have” or “has”? Let’s find out with this quiz!
Question 1 of 7
My grandmother ________ a wall full of antique cuckoo clocks.
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of 24/7

First recorded in 1985–90; shortening of twenty-four hours a day, seven days a week
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use 24/7 in a sentence

Cultural definitions for 24/7

24/7

Twenty-four hours a day, seven days a week: “This convenience store is open 24/7.” The term, which also appears as “24-7,” can be used figuratively to mean “with great time and effort”: “We worked on the design 24/7 in order to complete the work on time.” This phrase was coined in the late twentieth century.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
FEEDBACK