Origin: Liverpool, England.

When a person buts into a conversation uninvited or follows a group without being asked they are a "geg". "Geg out!" is often used to tell someone to leave the conversation/group
Geg Out Damien!, Can You Smell Geg?
by Calday March 14, 2007
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Getting involved in something (e.g. a conversation or a picture) without being invited.
Hana: Kerry did you hear what Brad did?
Kerry: No, go on.
Keith: Oooh tell me too.
Kerry: Woah gegged in.
by 240988 August 31, 2009
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For use in a situation where "that's hilarious" will simply not suffice. For example when one wacks ones balls in a toastie machine whilst blacked. GEG.
Wee girl, your a fackin geg.

O mummy look at that duck getting raped by a shark, that's a fuckin geg.

here my flatmate fell down the stairs today and snapped her spine - thats a fucking geg.

O MUMMAI JAYSUS - HAVIN A GEEEEEEEEEYG.

also see - anti-geg.

in german - HAFFEN UND GEGGAN.
by blockedhooerbeg January 18, 2011
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1. Acronym for "Girls Eating Girls"
2. Acronym for "Guys Eating Guys"
3. Acronym for "Grandpas Eating Grandmas"
I was watching some GEG the other day. You'll never know which kind.
by Video game January 1, 2020
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Geg: often used in Northern Ireland and Ireland referring to a person or thing that is funny as fuck basically
That cats a fucking geg.

Mate you were a geg last night.
by PrinceofneonUK December 5, 2015
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Geg stands for Goth, Emo, Grunger. It is basically the word for all creatures of darkness. >.<
black_flowers says: You seen that new shop in the mall?

DarkAngel says: What the one with all the awesome geg clothes? Yeah I saw it on Sunday, it's the besttttttttt!

black_flowers says: I know!
by Lil_Goth_Jessica_Says_Rawr December 13, 2008
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I slutty girl who not very clean. Similar to a sket or thot.
Frank - "I wouldn't touch that geg with my 10 ft barge pole"
by Fantastic Mr Fox April 6, 2016
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