shell beach

An unreachable or nonexistent paradise. Reference to movie Dark City.

Hey, you happen to know the way to Shell Beach?

Nut-shell

When you nut off a high place, such as a balcony, onto unsuspecting passer-bys beneath

Jack : " ew what just fell on my head?! bird shit???"
Matt : " no silly, it was a nut-shell"
Jake : " lets stop walking past james simpsons house, he keeps dropping nut-shells on us"

Slipping and sliding on the pecan shells

Southern slang for vigorous fornication, often behind a barn or under a pecan tree.

"I heard Mary Beth and Billy Bob slipping and sliding on the pecan shells last night"

Soft Shells

A shell used typically for tacos; strictly used by Mexicans

Puerto Rican’s don’t use soft shells, Mexicans do.

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"

coco-shell music

A type of music.

I don't like coco-shell music .

Poppin a shell

hackin into Sooky Nuts special server

Im poppin a shell on them right meow