When a girl is giving you head and she eats a half of a stick of butter in the middle of it. The butter melts in her mouth while she's giving you head and makes it super slick.
Brock: Yooooo Bailey butterchugged me last night
Eli: Brooo no way she butterchugged and gave me a rusty trombone at the same time last night too
Brock: I think Bailey is a hoe
Eli: She sure can butterchug tho
When you dump a whole bottle of Sweet Baby Rays BBQ sauce into the anus and vagina of your girl then thrust your dick inside of the pussy and anus to wear it squirts out and splatters on your stomach.
Brianna: I love BBQ Thrusting Dylan's mom
Brianna: Karen loves to lick up the BBQ sauce after too
Hayden: Its even better with ranch ;)