Slang term for something completely unintentional. For instance, accidentally setting up your friend for a gratuitous "that's what she said" joke. Can also refer to a gestating fetus that was not planned for.
Kari: Way too easy.

Gregor: That's what she said!

Kari: ...Okay, that was definitely an unwanted pregnancy right there.
by The Landyman February 19, 2010
Get the Unwanted Pregnancy mug.