A smudgy mermaid is a female version of the comical practical joke of tea bagging.

A fudgy smudgy mermaid is where the woman in question has wiped ass to V then performed said act.
Jake: Hey liam, mercer was so horny last night she gave me a smudgy mermaid.
by Chuck_beaver February 11, 2011
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wen your arse is sweaty and unwiped and u press it up against a object or a person leaving behind a smudgie for all!
wen you pass out im goanna give u a butt smudgie!!
by pappawally July 14, 2020
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Taking a shit and freeze it. Once frozen slide into a condom, tie the end off and then fuck your sexual partner with it.
This chick i met the other night was so kinky, she even let me smudgy her.
by Shooter Mc March 31, 2020
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The name of a mega chad, what more could be said he’s just a absolute chad who is super cool bro no cap on jah
by BroGuyManBroFam May 24, 2020
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Usually the discord, Xbox or any online name of a mega chad, usually has a massive horse cock, the coolest person you will meet because he is such a mega chad cool guy
Bro bro no way bro smudgies is such a chad who’s so cool bro no cap
by BroGuyManBroFam May 24, 2020
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