Top Definition
When you're fucking a girl and you accidently(or purposley) pull out of her vagina and slam it in her ass....
Elijah was railing the shit out of amanda one nite and accidently gave her the oops she curled up in a ball and cried while Elijah got pissed and left cause she wouldn't let him finish..
by Jaymcc September 23, 2008

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The process or penetrating a womans ass hole from behind, by trying to insert into the vagina and simply saying oops when it enters the ass.
Tommy pulled "the oops" on jessica the other night. She couldn't walk right for two days.
by Franky and Joshey G November 04, 2009

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