To Stop the Slot Machine while it's spinning in hopes of winning a jackpot that the machine wasn't going to give you.
"
I took my sister to go Slap-it at the Casino.
sf bay area term for playing loud muisc from your car.
report to your scrapper and commence slapping
an verb used to describe a song with sick bass
Person1: Hey come check out this song!
Person2: Is it any good?
Person1: Hell yea, this song slaps!