To liberally apply butter or margarine to one's lover's buns (buttocks) in preparation for anal sex.
Baby gurl come over here, I'm gonna butter yo bread tenderly ;)
by BG42 February 2, 2016
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What you cell mate Tyrome says before he tears your ass up.
"Bend over, Gabe. Im gonna butter yo' bread."
by jim bob September 14, 2004
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