Top Definition
A word that can censor or substitute for any sick/vugar term. It can refer to a tight hairy asshole or semen. It can be used a verb, noun,or adjective. There is no wrong way to use Smeg-mah.
1.We were having dirty sex when i smeg-mah'ed in his smeg-mah.

2. See that girl over there? I pounded that Smeg-Mah untill it was oozing Smeg- Mah
by tyty from ncl April 04, 2010

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