Moggy is to be in a state of absolute embarrassment or to look unpleasant. Also can be described as disgustingly good. Moggy can be a good thing or a bad thing it really just depends what mood your in.
Straun's chippy tea looked so moggy.

Bryan and Frank got so moggy last night in wee booms.

Muzz that pow tshirt is so moggy.
by Moggybball June 11, 2017
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Someone who looks like they are retarded Definitely a clapped yute who gets no pussy
That Jessica is such a little moggy
by Pussyclartyute March 14, 2022
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