1 definition by frankjcapp

Top Definition
To become a traitor to a cause; to betray like-minded friends.
Man, I can't believe Prop 8 passed.

Did you hear that Scott and Dave voted FOR the amendment .. I thought they were going to get married.

Yeah, Scott didn't want to committ, so he Lieberman'd the vote.
by frankjcapp November 07, 2008

Mug icon
Buy a Lieberman mug!