Also found in: Dictionary, Thesaurus, Medical, Financial, Acronyms, Encyclopedia, Wikipedia.
slang To rappel down from a mountain-climbing route. "Ab" is a shortening of "abseil," a largely British term meaning "rappel." Primarily heard in UK. The climb itself is very challenging and fun, but there's nothing to do once you reach the top, so I usually just ab off straight away when I finish the climb.
A five-dollar bill (which features a picture of Abraham Lincoln). We were pretty disappointed when Dad only gave us a few abes for cleaning out the whole garage.
A nickname for US President Abraham Lincoln. A: "Honest Abe was, what, the 19th President of the United States?" B: "No, 16th." Why was he known as Honest Abe? Did he get that nickname as president or when he was a lawyer beforehand?
uno ab alto
A slogan of the US Air Force. This Latin phrase translates to "one from on high." Since its inception, the Air Force has used a variety of slogans, including "uno ab alto."
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
n. a five-dollar bill. (From the picture of Abraham Lincoln on the bill.) This wine cost three abes. It had better be good.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.