When a friend steals the girl you're talking to at the moment or at a party/club/bar.
Example 1.

Person 1: Dude, you see the girl that's talking to our friend?

Person 2: Yeah, what about her?

Person 1: I'm about to "glab" her.

Example 2.

Person 1: Bro , i heard one of our friends is talking to this one hot chick.

Person 2: Really? I guess i'm going "glabbing".
by thebosscompartment January 09, 2014
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Internet-speak for: Gigglin' Like A Bitch
GenericSN: Wait, so YOU stole my pants and chopped off my wang? GLAB!!
by Cadpig December 21, 2003
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Great Los Angeles Boobs; an award given to great LA boobs.
Guy 1:Damn that girls stacked!
Guy 2:Man isnt she from LA?
Guy 1:She deserves a GLAB award
by Jay and Kendrick August 11, 2004
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Example 1

Friend A: Oh my god, look over there!

Friend B: What?

Friend A: GLAB

Friend B: Oh my god you're right, he's such a glab!

Example 2

Friend A: Oh my god, do you know EXO?

Friend B: YES Oh my god, they're such glab's!

Friend A: I know right especially Luhan.

Friend B: Nah, I think Kai best.
by exotic4life June 26, 2014
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