Sheg is mainly used in London, growing up in west London it was used heavily. It means when something or someone flops etc and can also be used to describe something that is a rip off.

See examples.
Example 1: Sheg
Guy 1: Yo you coming out today?
Guy 2: Nah man I'm busy with my girl
Guy 1: You always sheg it man

Example 2: Sheg
Guy 1: Hi can I have a popcorn and large coke please
Cinema staff: That'll be £50 please
Guy 1: What? NAH that is the biggest sheg of all time

Example 3: Shegged
Guy 1 at work: Hi manager can I take a half day off please I'm not feeling well
Manager: No.
Guy 1 at work to his colleague : Yo the manager fully just shegged me when I asked for half day

Example 4: Shegging
Describing someone that always flops: Yo he's/she's always shegging it man
by LondonSlangProfessional March 31, 2023
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Means little stinkpot who sucks and is dumb and we don’t like
Bob-“You smell
Me-“You’re a sheg
by goober:) January 30, 2023
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If a guy and a girl who aren't dating are caught together its shegs
John and Claire walked passed Joseph
Joseph: Oh shegs John
John: Fuck off Joseph
by Skraminator February 1, 2016
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