follow Dictionary.com

Get the details behind our redesign

24/7

[twen-tee-fawr sev-uh n, ‐fohr‐, twuhn-tee‐] /ˈtwɛn tiˌfɔr ˈsɛv ən, ‐ˌfoʊr‐, ˈtwʌn ti‐/
adverb
1.
continually; constantly:
They're together 24/7.
adjective
2.
continual; constant:
The manufacturer offers 24/7 customer support.
Also, 24‐7, 24×7, twenty-four seven.
Origin
1985-90; shortening of twenty-four hours a day, seven days a week
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
twenty-four seven in Culture

24/7 definition


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 American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Slang definitions & phrases for twenty-four seven

twenty-four seven

adverb phrase

Twenty-four hours a day seven days a week; always: they founded 24-7: Notes from the Inside. (The title, if you have been living under a rock, refers to being locked up 24 hours a day, 7 days a week)/ If I could I would stay on vacation twenty-four-seven

[late 1980s+; said to have been initiated by street gangs selling crack cocaine, available always]


The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
Cite This Source

Word of The Day

Difficulty index for 24/7

Few English speakers likely know this word

Word Value for twenty

12
12
Scrabble Words With Friends