To prank someone by sneaking up behind them while holding the bottom of your shirt, jumping, and rapidly forcing your shirt over their head and off again before you hit the ground.
by 3nd3r May 14, 2010

A synonym for 'dance'
by Taylor Swan May 30, 2008

by flumpage January 24, 2009

Your flump is hanging out of your shirt.
by Sparkle911 September 3, 2011

by Kandy May 31, 2005

a chateauguay slang word for pot... It can also be the act of smoking pot where FLUMPING is also acceptable... a FLUMPER is a joint... to be FLUMPED is used but not often
Gordo took out some flump, rolled a flumper, and went out side to flump. When he was done flumping, he was totally flumped.
by the beard September 18, 2006

Dave was so upset he flumped himself to sleep
To get over his break up, all Brian needed was a good flump.
To get over his break up, all Brian needed was a good flump.
by TC88 October 28, 2013
