BYOM

Bring Your Own Meat

i.e. It's a vegetarian party.

Partee at Aaron's place! BYOM.

by The Grammar Nazi June 20, 2002

BYOC

Bring Your Own Container.

That take out place is BYOC.

by Green Anonymous June 8, 2011

BYOC

Bring Your Own Cat. Whenever you're having a party and wish a cat was there, BRING YOUR OWN. NOBODY LIKES CATS.

"Yo dude, don't you wish some cats were at this party?"
"No man, BYOC. God damnit, nobody likes cats."

by gangstab34ts May 15, 2010

BYOC

Bring Your Own Cat. Term used for invitations to library parties.

Librarian: "Hey guys tonights party is going to rule"

Mo: "Will you provide the felines?"

Librarian: "Sorry its BYOC day"

by Shrak September 15, 2002

BYOC

Acronym: Bring Your Own Crap. Similar to BYOB or BYOM.

It's a BYOC party.

by The Grammar Nazi June 6, 2001

byoms

bring your own massive shaft

please make sure you byoms to the party

by Dr. Dobby Stewert Sam Fuzz May 31, 2018

BYOC

Bring Your Own Cunt.

ie: If you plan on getting laid; pick up a girl beforehand.

XXX Brothel 69 BYOC.

We're having a party of the sleazy music and no lights kind. BYOC.

by m0ns00n February 7, 2008