A fork of Rural Dictionary
An uncontrollable urge to take a bite out of a round, juicy, tight little mound.
"That girl fills me with raging butt-lust!"
The feeling of lust towards towards a particular ass.
Guy 1:'Yo, bro y'all see that ass over there?'
Guy 2:'Yeah Man I got heavy butt lust on that shit'
Term yelled out of the window of your car at 18 year old douche bags that still ride their bikes through town.
"Quick, role youe window down!"
"BUTT LUST!"