Person 1: Last night I was walking down the hall and the creek from the floorboards and the sound of the music, made it sound like a woman who was being stabbed with a hotdog.
Person 2: It was probably your par-
Person 1: IT WAS THE FLOORBOARDS AND THE MUSIC!!!
Originally used as an expression of excitement or emphatic agreement, this bastardized contraction of two contradicting slang words can also be shortened and used in many ways to complete an expression. Said with enough conviction and it'll even make others start using it.
Heard in the most random of places, likeTexas, Ohio and Florida. Connection unknown.
E: I finally bought the game you've been wanting me to play on Steam.
L: Slabbadonk!
Common alternate forms:
I just went 35:4 on COD. That team got slabbed.
I just slabbed out on some Taco Bell. So full...
Check out this video I saw today. It's slab.