The act of having a convulsion like reaction immediately after having an orgasm. This usually means the orgasm was very very good.
by FrankieV September 02, 2009
by lunaissleeping2 February 07, 2011
That blissfull moment during a bj when you start to orgasm and the girl starts sucking harder and your head and legs start involuntary shaking.
by The Moose on fire December 06, 2013