Selfish Shellfish 

Someone that only thinks about themself. It's basically calling someone selfish, but more redundant.

Gary: Dude, can I have some cigarettes?
John: No! They're all mine! Fuck off!
Gary: Dude, fine. Y'don't need to be a selfish shellfish about it. Fuck.

Selfish Shellfish by YapmelkXela October 14, 2009

shellfish

Person or person who displays selfish behaviour. Only concerned with their own wellbeing and gain. From selfish shellfish. Can be shortened to shellers.

Joanna is such a fucking shellfish, she only thinks of herself.

shellfish by mjw198 May 1, 2008

Salty Shellfish

A female's vagina aka snatch after a long day at the beach. The Salty Shellfish is noted by its aromatic qualities including an amalgam of sea water, sweat, vaginal juice, sand and dripping sunscreen and tanning oils.

Dan: Where is your girlfriend today?
Jeff: She is at the beach broooohhhh! I told her stay there all day.
Dan: Why?
Jeff: That way she would bring me home a ripe and ready Salty Shellfish. I'm eatin' me some tangy tuna tonight braaaaaahhhhhh!!!

Salty Shellfish by Eaton Holgoode May 12, 2015

selfish shellfish 

A shellfish that won't share a thing

Hey Larry I just ripped off that dudes claw.....Yeah give me some, nope. You asshole you are a selfish shellfish....

Mr. Crabs: I got me some more money.

Sponge Bob: My Crabs can I have a raise, Nope sorry Sponge Bob.

Plankton: If you can steal Eugene Crabs recipe. If you can get me that recipe Spongebob I will give you a dollar.

Sponge Bob: Oh sorry Plankton, I couldn't do that to Mr. Crabs, he is just a selfish shellfish.

selfish shellfish by Looney Larry January 31, 2010

shellfished 

Invented by British gamer Scikar, shellfished is a derivative of prawned, which is a derivative of pwned, itself derivative of owned.

<Gamer #1> :( My sister just stole my laptop
<Gamer #2> Rofl, unlucky
<Gamer #3> shellfished

Replace the word "shellfished" with "owned" and you'll understand where it comes from.

shellfished by Xiathorn^ December 30, 2005

Shellfished 

When a man is an asshole and he takes you out to dinner, you order lobster just for shits and giggles and to make him pay.

That guy is such an asshole. The next time he takes me to dinner he will be shellfished.

Shellfished by LisaS186 December 17, 2011

Shelfishness 

the greedy act of removing all items from a store shelf

In an act of pure shelfishness, panicked people grabbed every available roll of toilet paper at the store within minutes of its opening.

Shelfishness by my959 March 29, 2020