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It is an abbreviation to Back Yard Breeder
I am Not a BYB. I am just rehoming my dog for a small adoption fee.
by M Abdel Aziz October 02, 2007
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Apr 2 Word of the Day
Music so good it could elicit sexual arousal.
The new We Came As Romans albums is chock full of bonerjams.
by lpvitus October 28, 2009
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Man, Im not feelin' great. ... It's all good brother, Just BYBS - Be Yo Best Self!
by BeakBreakers June 26, 2018
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byb means to "break your back" , as if you were taking a picture and sticking your butt out to make it appear bigger
"did you see her picture on instagram ?

"yeah byb much ?"
by dank meanings February 04, 2017
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Short for 'Back Yard Bong Session' or 'Back Yard Blunt Session'
Shane: "Rob just invited me to a quick B.Y.B.S with his new bong"
McDeev: "In his backyard?"
Shane: "Of course"
by McDeeverton May 27, 2009
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Borrow Ya Boo - when you borrow someone's boo for the night and return them the next morning.
Man I need some sex. I might have to BYB tonight
by jellyjacobs February 26, 2015
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