Being unreasonable and having random emotional outbursts.
He's tired so he keeps changing plans, he's totally shelling.
same as hell; as heard on Teenage Mutant Ninja Turtles.
(Michelangelo to Raphael)
Aw, shell! Where the shell is my pizza, dude?
a total tool of a man that manages to pull the hottest chicks.
"Dude that chick is banging, but look at the shell she's with."
A stand up guy. Tough guy. Not a punk, or soft, or cotton candy. A force to be reckoned with. One who is looked at as "hard". A real nigga.
Rogers:"You heard about your boy Colley?"
Boyd: "Nah, what he do NOW?"
Allen:"He was one deep and beat up 3 goons from DSG"
Boyd:"Yeah man my boy has always been shell!"
To shell a joint is to place the end of the joint in the shotgun hole of a piece and press your thumb to the bowl, inhaling through the mouth piece.
Man, this jay's almost kicked, let's shell it.
The act of turning away from social networks and/or communication in order to get some alone time and/or relief from the excessive use of online social networks/communication. This does not mean the sheller does not use dark social mediums such as e-mail and/or text messaging.
Adam: Hey Steve, why are you not on facebook anymore?
Steve: I told you!! I'm shelling for a few months. I can't be too addicted to shit like facebook and twitter!
Adam: You can't be in your shell forever, you'll be back.