1 definition by Smegum

Top Definition
Someone that eats the nasty cheese like build up under a person's foreskin after not washing it for too long.

Smeg is the nasty stuff under one's foreskin after not washing it for too long. This word is thusly often used in insults.
Don the mop is such a fucking smeghead.
by Smegum May 28, 2009

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