male equivalent of PMS. stands for blue ball syndrome. when a guy is very horny and he has "blue balls" and gets very annoying because of the hormones.
Matt: hahahahaha im so annoying!
Me:dude you need to go shoot one off because you are totally bbs-ing
Me:dude you need to go shoot one off because you are totally bbs-ing
by sillyindian February 24, 2009

by editor in urban June 11, 2011

Bob:Who are u taking to the spring formal?
Dave: Im taking Tania, shes really cute.
Bob: Dont go with Tania shes too much of a bb.
Dave: Im taking Tania, shes really cute.
Bob: Dont go with Tania shes too much of a bb.
by Devil Kisses May 31, 2009

Big Butt Syndrome.
Doesn't always mean the girl has a big butt currently, but after you check out her mom, you know you're in trouble.
Doesn't always mean the girl has a big butt currently, but after you check out her mom, you know you're in trouble.
by Argo February 6, 2004

by 5secondsofonedirection July 9, 2016
