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1. Any person who performs fellatio with wild abandon.
2. Derogatory title used to demean the intended target.
Man, I tell you Sheila is quite the bone-chugger

That fricken Larry guy is a damn bone-chugger. Let's ditch him.
by el-dday January 13, 2007
one who chugs bones. see "knob greaser"
that chick is one hell of a bone chugger
by T & M October 03, 2003