A normal or typical person who completely nerds out when it comes to aquariums or fishkeeping. Coined by Cory McElroy of Aquarium Co-Op in a live stream on YouTube on 19 October 2020. The term has rapidly spread in usage across the aquarium hobby and is now frequently encountered in a number of aquatic hobby contexts.
Most people wouldn’t guess, but I’m a huge nerm.

You know you’re a nerm when you try to grow green water on purpose.
by Hobbit22 April 11, 2021
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A very cute grey kitten. (Short for Nermal)
She is such an adorable Nerm.
by VASamurai August 20, 2010
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1. A word for clarifying a social victory of a trippy arguement, discussion, or fight.
He's naked now, I knew you stole the skydiver's underpants, NERM!
by UltimateKnuckle March 7, 2006
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When someone doesn't know things that they should know about, Like a big event that happened or just in general and it's often used sarcastically.

- Also means a newbie when someone doesn't know how something works.
Hey, Did you know about what happened at the game last night?

- No - Nerm

-Hey, Can someone tell me how to use that thing?

- haha you're such a Nerm
by Maliks1d April 18, 2021
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An expression used when deeply frustrated and/or sad about something
Example 1:
Zack: "Nathan you are a fat, dumb, ugly, cunt-face whore"
Nathan: "Nerm, I hate you"
Example 2:
Nerm I got this problem wrong in math again!!!

by scratch master z June 3, 2008
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Liquids that come from one’s tiddy (specifically a male).

The word Nerm comes from the combination of nipple and sperm.
Ahh shit, Wilson, what’s that liquidity stuff coming from your tit?

Ahh. It’s just some Nerm.
by La_Bum_ January 11, 2020
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The act in which a dead (splay-legged and splay-armed) body falls from a set of rafters, and lands unerringly onto a living person.
Jessica entered the studio, letting out a sigh of relief. It had been a hard day at work, and she was ready to sit down with some chai, her painting, and some good old Lionel Richie. As the door clicked shut, and the lock sunk home, the body of her former boyfriend slipped free of it's temporary home, and nermed her hard, across her shoulders.
by Matthew Li Shy January 10, 2014
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