After getting hit with a kennedy smash, the prize fighter's head went back and to the left, as he crumpled to the canvas.
by Dallop January 4, 2007

by ffcrew December 19, 2008

DEFINE
boy: Ayo babe lets smash
girl: sure thing daddy
girl came over
boy: FINALLY! so you brought your controller?
girl: Controller?
gets naked
boy: AYOOOO CHILLLLL
boy: Ayo babe lets smash
girl: sure thing daddy
girl came over
boy: FINALLY! so you brought your controller?
girl: Controller?
gets naked
boy: AYOOOO CHILLLLL
by itsme olaff December 2, 2020

When one drinks alcoholic beverages in such large quantity one can hardly control what one does and doesn't remember, or only remembers pieces the next day.
by That is Personal June 16, 2008

To purposely become intoxicated and either pass out or sleep on a floor/bed/sofa/animal/member of the opposite sex at an appropriate social event.
"Mark, are you smashing and crashing at that partay tomorrow?"
"Aye, I am pulling a 'smash and crash' tomorrow Alex"
"Aye, I am pulling a 'smash and crash' tomorrow Alex"
by alexbericheath October 4, 2008

by Tallerthanu504 February 16, 2009

Taking a dehydrated dump in the palm of your hand and waiting till someone yawns and opens up wide (like a mufasa roar) and you smash it in their face with full force, with the goal of getting most of feces inside the mouth.
by r2d2 Bur 2 the gos December 16, 2011
