BAC refers to the term "Big Armenian Cock". BAC is when a hung, hairy, masculine, armenian man fucks your wife and calls you a filthy turk.
'Damn, i totally got cucked by the BAC last night! He was so masculine and muscular, i have no chance of ever pleasing my woman without a BAC!!!'

the GIF below depicts two armenian women that are pleased that their men have the biggest cocks in the world.
by Lenny Seshems August 13, 2016
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Bac Lieu is a name of a town and province in Vietnam in which it also resides within

The slang meaning of Bac Lieu is that it was meanings as it can be used as an adjective in a sentence but mostly used in a sexual context
To tell someone to go Fuck off or to Fuck themselves you would say; go bac lieu yourself.

Getting ripped off or sabotage; this person bac lieu'd me over

To have sex or to ejaculate; I want to bac lieu this chick, or this girl is so hot I bac lieu'd myself
by anon....... March 19, 2011
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Pretty much an all around awesome guy.
Sometimes know as rice.
Possibly the coolest douche to ever walk the Earth.
"Hey, is that Bac-Son?"
"Shh. Don't bother him. He will muff you UP!"
by YEHHO May 2, 2010
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fingering butt-hole always club
anal fingering clubs butt-hole
I want to F-BAC all night!
F-Bac is so crip!
If you cut you finger then F-BAC Sammy, Do you get a staff infection?
Peter pretends to not like to F-BAC
If you don't get F-BAC, you secretly are obsessed with your own anus
by Wilson, Todd January 30, 2007
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A bowl that contains half tobacco and half weed
"Let's smack a T-Bacs and"
by BeezayMan February 15, 2010
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"Yo man let's smack some T-Bacs"
by BeezayMan February 15, 2010
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