An especially horny mermaid or merman. One that is showing excessive thirst, especially to humans.
Person 1: Gotta watch out when swimming today.
Person 2: Why? Sharks in the water?
Person 1: No, worse. I heard there is a meemo. Will drag you down and have its way with you.

Prince Eric knew what was up. Ariel was sending out big meemo vibes.
by 1423dsa March 23, 2020
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a type of mermaid that is always hungry and sleepy... At the same time happens to be a very nice and sweet person.
kid 1: dude, i saw this beautiful mermaid at the beach the other day. she was like the laziest thing ever and she kept eating my ice cream.

kid 2 : no dude, thats not what you call a mermaid. thats actually known as a Meemo.
by TSherlock November 4, 2010
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A female emo that is commenly mistaken as male.
guy1:"Hey check out that emo dude"
guy2:"Thats no dude thats a chick"
guy1:"HaHa what a meemo!!"
by Aprille March 15, 2007
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And emo that uses memes
Kyle: I'm gonna go drown myself in bleach while slitting my wrists
Brendon: Kys you Meemo
by NothingAndNothing November 8, 2016
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An AI-powered app where your digital wallet meets your everyday life with automatic rewards. A meemo is a money transfer that's like a gift card that you can use anywhere.
Yo you should download meemo and send me a meemo.
by steffingo July 27, 2020
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The act of e-mailing from a cell phone using meemo.
I meemo'd Billy a picture of the result of our taco binge.
I got a meemo from a buddy of mine.
by GardenGnomeChomsky March 18, 2008
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Basically like saying, "Hot Mama" except saying it in a weird way. It's fucking awesome.
*sees a hot chick walk by* "Hot Meemo! Look at the ass on that!"
by EliteWeegee June 10, 2013
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