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.
by mjw198 May 01, 2008
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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.
by LisaS186 December 13, 2011
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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.
by Xiathorn^ December 30, 2005
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An ugly hoe that steals boyfriends, thinks shes the shit, thinks the world revolves around her.
1.Guy: Eww look shellfish is coming
Other Guy: Eh that nappy ass hoe run away... YAHHH BITCH YAHHH

2. Shelby Roberts
by itzabreezy February 13, 2008
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A very good looking, intelligent person, who is extremely generous, sexy and awesome in bed. Some consider a shellfish to be god-like.
by The Moon Eclipsed July 21, 2008
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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.
by YapmelkXela October 14, 2009
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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!!!
by Eaton Holgoode May 11, 2015
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