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1 definition by Crippled Timmy

Returning a sexual favor either to an intimate friend of the opposite sex or from a same sex friend or partner. Sometimes a trade of a second party sexual favor for value or renumeration.

A sexual act with an ex-partner.
I was going to kill that shitbag but he delt me his sister as a fuckback so we're cool now.

Marispan got drunk and we ended up in a fuckback for old times sake.
by Crippled Timmy October 28, 2007