Buttlips are the part of the butt cheeks that hang below one's shorts... Just that little bit of cheek that is not the front lips, just the butt lips.
by Cooper2013 July 11, 2013
Protruding buttocks as worn by Jennifer Hudson,Jennifer Lopez,Beyonce and Kim Kardashian,. Beefy buttlips are magnified two fold by pajama jeans and tight evening gowns.These people have so much junk in the trunk they also have a U-Haul trailer in tow.
by wolfbait51 May 28, 2011
by MajikFusion December 30, 2018