OIYM 

Acronym for: Orgasm In Your Mouth. Usually used to describe a pleasing taste.

"Hey Zac, have you ever tried chocolate pie?"
Zac: "Oh my god yep it's like an OIYM"

OIYM by rockthisworld January 7, 2012

OIYM 

an acronysm for "orgasm in your mouth," used to describe such delicious food that it's better than sex.

I had dinner at Cami's last night and her cooking is totally OIYM!

OIYM by CamiRae Walter April 14, 2013

OIYMS 

Orgasm In Your Mouth Steak

Cole took some steaks and put them in a lake of black shit then cooked them up good. OIYMS is making my mouth jizz everywhere and I think i might drown!

OIYMS by nasty-macminnville March 2, 2011