1 definition by Tennis lingo is cool

1. Orthodox Overhead: A swing in tennis. Term used to combat an opponent after "killing the ball."
--Typically followed by "your ass".
After hitting an OO and winning a point, saying to your opponent: "Ha! I just OO 'ed your ass!"

During a game, if you are feeling angry: "You better watch out, or I'm going to OO your ass!"
by Tennis lingo is cool March 9, 2005
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