A sea creature having the head and upper body of a man and the tail of a fish.
"The merman swam through the ocean water with his mermaid friends"
by pow January 21, 2005
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verb- to finger a belly button while hooking up
"I was hooking up with this guy and he fucking mermanated me, thinking it was hot. I was like hell no."
by never been mermanated April 18, 2009
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A heavy drinker, esp. a habitual one. A witty person who holds down the bar til the break of dawn; rarely leaves their post. Mermen enjoy the celebration of beverages and spitting game to random girls. Pertaining to one who buys rounds of grape bombs for all those around them.
"Merman was on point last night...he was buying grape bombs and pouring them down girls throats!"

"I can't go to the bar because I'm broke and I have zero game....Fuck that, Merman will take care of you!"
by redcin49 August 20, 2009
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The male equivalent of a mermaid. Not called a mermaid or mermaid man. Please correct yourself now.
Person: "You're a mermaid?"

Me: "MERMAN!"

Person: 0 0

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by FinnWillow22 January 9, 2019
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1. A creature that is half-fish, half-man
2. A kind of dressing that can only be described as "table"
3. An old white guy who screams in little kids' faces about cereal box colors.
Did you see that guy? He was such a merman because he was half-fish, half-man.

Dude, look at that old white guy. I think he's screaming at some kids about cereal.
by Like Fire February 11, 2009
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A man who has his hair (and/or beard) dyed any number of (or combination of) vibrant colors just like women have been doing.

Silver appears to be a dominant color. The trend started during the summer of 2015.
Look at all the colors in that merman's hair!

Mermaid
by PhilosopherDrummer October 3, 2015
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When you put both your feet in a womans vagina at the same time and you flap about like a fish or a 'Merman'.
" That birds well dirty mate, she let me do the merman"
by Bere Oust. February 9, 2010
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