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a 270 pound hulking machine that attends Bull Shit High School, the biggest kid in his class, plays on the football team, eats a lot, and prtoects females everywhere

new size on size chart: S, M, L, XL, XXL, Plank
"Yo, here comes Plank."
"OH SHIT!! HES GONNA EAT US!!!"
"Run away!!"
by Tank April 11, 2005
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31
To plank is to poop on something out of the ordinary.
I just planks that piece of wood and sent it down the stream for other to enjoy.

Jeff was such dick last night when I was here so I planked his grill that asshole.
by mrdavidc May 26, 2011
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32
A guitar - especially of the Telecaster variety, which literally is a plank (well, almost anyway)
- Bro', grab your plank, fire up the amp, plug in, and lets jam 'til our fingers bleed!
by plankspanker February 23, 2009
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33
Intended as an insult, used to describe a person who might be slightly stupid/dim. Irish slang for 'moron'
Person1: Hi... This... is... my... first... time...in... Japan... How... are... you... all...?
Person2: Ya plank, most of the people here speak English!
by SlashWraith March 15, 2009
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35
Linzi: Does your mum plank the chocolate?
Rachel: Yeah, so I can't find it and eat it :(
Katie: Plank!?
Rachel: To plank = To hide
Linzi: Duh!
by Ktwatt March 17, 2009
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