look up any word, like blumpkin:
 
1.
1) To beat the holy hell out of someone
2) To anihilate a girl sexually
1)That dude has been starting shit with my friend. Let's smash attack him!

2)You know that hot chick from Paramore? I'd smash attack her.
by Josh Lunn July 09, 2007
 
2.
One of the best ways to hug someone. Similar to a glomp. Generally, you run to someone and hug them. Some people may yell 'smash attack.'
Sally: Today I smash attacked Julie after school and it was really funny.

Anne: Haha, I saw that.
by Sarah☼ September 26, 2009