A Black Bag. Typically when you buy something questionable, you will receive it in a black bag...a blag.
Dude - are you going to drink your '40 in the blag?
by a.snod August 4, 2009
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Originating in north east England. Someone that you hate, who for some reason their every action gets right on your tits. Might be a nice person but their presence does nothing but irritate you to the point of insanity.
Shes a nice person but such a head blag! I can't stand her!
by Fun loving weasel February 10, 2009
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Something that seems like it might be easy, but turns out to be absurdly hard. Opposite of blag.
Teacher: You will have to watch The Martix for homework.
Chris: Blag!
Teacher: And make 2000 words of notes on how it relates to Rationalism.
Chris: Anti-Blag!
by Rickyingoo November 13, 2009
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Often used when someone who thought they were at the top of their game meets someone better at it or in the very least on par.

When player 1 finds out they are infact player 2.
You can't blag a blagger as the blagger gets blagged.
by Miss melons December 25, 2017
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A term given to an individual who will blag his way to the upmost to get out of doing something
Z: Where is Rex this morning?
A: He's being a "big blag" and coming in late
by Aront September 18, 2008
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A Britsh armed robbery
They just did a armed blag
by ag100 April 26, 2016
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