1. somebody who has a plank for a head

2. somebody who got hit in the head with a plank of wood
1. guy1: woah look at that guy! his head is like a plank!
guy2: lets name him plankhead!

2.guy1: hey look, theres that girl that got hit in the head with a plank of wood yesterday!
guy2: oh yeah! lets name her plankhead!
by PlankHead May 29, 2009
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