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1.
A beard made up of short, thin, usually curly hair. Resembles pubic hair. Typically grown by teenagers and men in their early 20s.
Did you see Steve's pube beard? It looks like pubes growing out of his face. He needs to shave that thing.
by TheGuyWhoisAwesome March 15, 2009
 
2.
A male who's beard looks like the unshaven pubic region of an Amazonian woman.
"Good God....look at Del's Pubebeard"
by Masterbating Monkey March 07, 2007
 
3.
(noun) A beard that looks as if it is made of pubes, especially common in redheads
Look at that guy his pubebeard is gross!
by BeckyTheBeast August 17, 2006