plank stack 

An accident, usually a trip or fall, caused by varying degrees of planktitude.

1) Jimmy had a plank stack because he totally didn't see the door was closed.
2) Jimmy plank stacked his car when he hit the gas instead of the brakes.

plank stack by h1ppyj0hn October 13, 2009

stack plant 

In Counter Strike, the act of placing the bomb above the boxes and watching noobs wonder where it is while calling everyone 1337 haxorz.

"Where the F*CK is the bomb?!?!?" ...... "How do you stack plant?!?!?!"
"You're a 1337 haxor!!!!
-=BOOM=-
-=TERRORISTS WIN=-

stack plant by Bacon Sampler October 21, 2007