"Busting one"is busting one of your testes, another word for ejaculation. "Fat" is simply an emphasis for the amount of sperm ejected from the penis, in this case there's a lot of, and you better hope that thot enjoys your white warm creamy testicular fluids.
*Girl kneels down*
*sucks man's Penis*
*Man's about to climax*
Jerry: I'm going to be busting a fat one on your face
*Jerry pulls out of women's mouth and aims the penis towards her face*
*Jerry shoots*
*Jerry satisfyingly watches the sperm trickle down her face*
*sucks man's Penis*
*Man's about to climax*
Jerry: I'm going to be busting a fat one on your face
*Jerry pulls out of women's mouth and aims the penis towards her face*
*Jerry shoots*
*Jerry satisfyingly watches the sperm trickle down her face*
by Woketh Loops August 4, 2018

by Bang your dead September 3, 2006

1. someone says that another person's mom is fat. your response "damn, that was busted, but not quite as busted as Chris Tracy's Grill OHHHH!"
by df_approved April 2, 2005

bust a nut
to get something done extremely fast
(comes from the meaning of to bust a nut ...
if you are jerking off and you come/cum
really fast then your nut just might explode)
to get something done extremely fast
(comes from the meaning of to bust a nut ...
if you are jerking off and you come/cum
really fast then your nut just might explode)
past use of bust a nut:
person A: "Man, you really busted a nut!"
person B: "Yeah, I just cranked out that whole paragraph in 5 minutes."
person A: "Man, you really busted a nut!"
person B: "Yeah, I just cranked out that whole paragraph in 5 minutes."
by raginglovemachine January 12, 2009

by fucking niggas wont let me use my name January 9, 2008

by yer mum succ bum January 11, 2019

by nick December 1, 2004
