To crash an automobile.
"This evo stacked over the northern hill road last night"
Stack - Is another word for sleep with or have slept with a woman. To have sex with a fine chick is to stack her.
Check out that hottie, I'd love to stack that ass!
You know that chick from the party last night? I stacked the hell out of her in my truck.
I walked in Jacks room and he was stacking these two chicks like an animal.
Stacked (pile) Not in a right angle.
If you removed one object, the ones on top would slide down further.
"She had her books stacked in a pile."
Having a full shedule, being very busy; no free time.
Joe:You wanna go see the new shoot'em'up at the big screen?
Bob:I can't dude, I'm totally stacked....