Get a full outer shell

To be said to someone after they do something dumb; implying that they need a valence electron to become stable and not be an idiot.

Cashier: Enjoy your food
Matt: You too
Alex: get a full outer shell

by TheBenniestOfShapiros May 15, 2019

skating on shell casings

Slang for being extremely busy, having been extremely busy or both.

Busy person (picking up phone): "What !?! This had better be good! I am skating on shell casings here, you know!"

Caller: "The boss wants the names of who we are sending to the hazardous materials training."

Busy Person: "Yeah, I'll get right on that"

by johnny pubestache January 21, 2011

Green Shell

Performing a dutch oven, but while under an electric blanket.

Casey totally green shelled that guy she brought over the other night, so now he won't text her back.

by DrPepper09 January 7, 2017

john shell

Texas hillbilly with Hitler mustache

Wow john shell is here today

by Redryder March 21, 2017

Koopa Shell

You say this when you kick something that's big and has the possibility to pwn sum1's nads

Guy 1: Hey dudes, check this! KOOPA SHELL! *kicks a rubber ball*
*Rubber ball pwns someone's nads*
Guy 2: Oooh sthhhhh! Aaaagh! my nads
Guy 1: Now u know y i said "Koopa Shell"

by your best idiot April 3, 2010

Shell gas station

A place were broke bitches go to get gas, Normally a place where drugs are sold.

Driving up in my Toyota civic and then I notice he drunk homeless dude at the Shell gas station doing heroin.

by Redsalt December 6, 2021

HE Shell

High Explosive shell are fitted with a strong steel case, a bursting charge, and a fuse. The fuse detonates the bursting charge which shatters the case and scatters hot, sharp case pieces called shrapnel. It can cause damaged to soft personnel and lightly armored vehicles.

M10 Crew: Is that a Panzer IV loaded with a HE Shell?
Panzer IV: Ja
M10:* Explodes due to being an open top*

by Kaorl20 February 12, 2025