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a homosexual, or a female who loves to give blow jobs. someone who sucks so much dick they could buff a pickle. can be used as an insult.
1. john your wearing a gay shirt, you pickle buffer.

2. sarah is such a pickle buffer.
by Fatt Turle November 16, 2005
Someone who sucks dick or penis.
"I suck on that guy's penis, so now I am a picklebuffer"
by EckoMaan January 09, 2010