Procure por qualquer palavra, como dirty sanchez:
 
1.
A dumbo who has poo for brains and therefore thinks stinky thoughts.
Mitch: Why don't you like me
Kath: Mitch, you're a poo brain
por KathyK 25 de Maio de 2008
 
2.
An insult applied to a dim-witted, brainless person.
"I've lost my car keys."
"You poobrain!"
por McGonagall 24 de Abril de 2006
 
3.
A poobrain pu-brane is a cranial sheister.
A turdiliacus of the highest order.
Usually recognized by an indiscrete smell of faeces.
Popular usage: Don't be such a "poobrain" you egg-head Sheister!
por Holster 25 de Abril de 2006