Today's Word of the Day means...
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.
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]