When your girlfriend has diarrhea and you use a broken straw to suck such liquid from the anus
Yeah dude Macy is sick as a dog but she let me booty slurp so it’s all good
Not the same as sucking ass and should never be don’t right after sucking ass.
Beta whore: I’m done sucking ass, now is my chance to slurp booty juice *dies*
Alpha pimp: I am saving slurping booty juice for a special occasion and will only commit to it once I have properly prepared and assessed the situation at hand *lives happy life*