sharp
n.— «Knowing whether a line move is due to sharp or public action is important. A sharp is a term used to describe those who make a living off of sports betting. They wager large sums of money at numerous books, in hopes of gaining an edge. By no means are these folks always right, but their decisions are always well informed.» —“Where the smart money goes” by Sean Murphy Covers Experts Mar. 20, 2007. (source: Double-Tongued Dictionary)
Further reading
In 1916, a small-town newspaper in Pennsylvania printed a fanciful item about a local gathering with a guest list that included, among others, Miss Ella Vader, Mr. Ray Zor, and other punny names. This is part of a complete episode. Transcript of...
Why would some Spanish speakers use adaptations of certain English words when perfectly good Spanish words for the same thing already exist? Plus, handy terms in a dictionary of the Sussex dialect from 150 years ago: Back then, a dezzick was “a...