1 definition by Dr. Phil's Moustache
The unkempt, uncomfortable, and ugly beard a man grows in penance for having been unfaithful to his significant other, with the intention of rendering himself undesirable to any would be contenders for his affections.
A: "What the hell is that? Are you trying to partake in Movember? It looks like shit."
B: "Nah, man. It's a beard of shame.
A: "Ah, well in that case, keep it going jerk.
B: "Nah, man. It's a beard of shame.
A: "Ah, well in that case, keep it going jerk.
by Dr. Phil's Moustache December 18, 2013