Top Definition
the act of taking a dump and immediately turning around and spewing, or vice-versa
"Hey guy, I feel so spumpy I think I need to spump'
by Jermajesty_Schrute December 17, 2011
to hump and spank someone simultaneously.
guy#1 why you lookin so rough this morning?

guy#2 last night i spumped 2 hobettes until i threw out my back and my hands were raw.
by boss hogg =√= June 23, 2009
Uncontrollable anal discharge of flatulence and sperm as a result of a flacid sphincter after anal sex.
"I better go and change my pants; bit of a spump"
by Hieronymous Blacksteele October 03, 2006
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