fomo 

The act of full on making out....
(To make out hard core)

Yo, me and my bf totally fomo'ed last night!!

fomo by Dani Roby December 6, 2004

fomo 

A female that has male tendencies usually attributed to those that may be referred to by the slang word "homo". Often exhibits slightly masculine tendencies but is not quite a "dyke" and not really gay.

Lelie is such a fomo, she acts like a gay boy but is going out with James.

fomo by InstructorKK September 16, 2009

fomo 

The opposite of "mofo"
The opposite of mofo, come out this isnt hard

You fomo!
You are the dumbest fomo I have ever seen.

fomo by Gil F. October 14, 2002

FOMO 

A Fomo is a glove slapping mofo

hey jonny why dont you fuck off you Fomo.

FOMO by joe jackson(mojo jojo) January 13, 2009

FoMo 

A fucking moron

Tell that FoMo, you have to cook pork before you eat it.

FoMo by TrunkJunker June 14, 2009

FOMO 

The fear of missing out

Nikki:Hey I have FOMO

Brie: what's FOMO

Nikki:the fear of missing out

FOMO by Emolina11 January 2, 2016

Fomo 

First of many objects

He that guy is a fomo.

Fomo by Nonewfrends August 22, 2016