brushes off shoulder or brushing off my shoulder; used when you want a cocky way of saying thank you
jordan: dawg, you are so good at being cool
kim: b.o.s.
by Kimburrlee May 11, 2008

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BOS
black. out. status.
i was so BOS i don't remember what happened last night.

we need to BOS after a shitty week.
by drunk bitch 21 March 22, 2011

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Bos
A drunk man having a good time dining with a sober girl and then after he was done eating she dashes out.
Bos drinking one night met this girl and dined with her in his room and then 10 minutes later she dashed.

Dine and Dash you got BOSSED
by Burr13 October 14, 2009

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Bos
Bong, large object used to smoke marijuana.
stoof the bos. bosman, bosology, gotta bos? gotta tos? nah? peace.
by LisaJoe October 18, 2006

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bos
Bag of Shit. Usually pertaining to a shitty car.
Dude! That car is such a bos!
by leeeesa January 16, 2007

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means bad ass but you say it as bos. not b dot o dot s dot.

(also means Beware of Stingray. sorry steve irwin)
that was so B.O.S. fuck i love you
by yoyoyoyoyooy May 20, 2008

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bos
when a guy gets a boner as soon as he sees a girl, usually a fine ass girl will give you a bos.
Damn dude i saw this blonde the other day, huge tits, tight ass, she gave me a bos.
by jayunit December 28, 2005

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