OMFSL 

Oh My Frikkin' Shade Lord.
a term used by hollow knight fans.

Player: OMFSL THIS GAME IS HARD AF!!!

OMFSL by Just Grimm The Gay Moth. February 7, 2020

OMFGLOB 

OH MY FUCKING GLOB

OMFGLOB THATS A FAT SLAB BREH

OMFGLOB by chrisKraves May 26, 2015

OMFSMBDiC 

OG, mixtape, fire, success, money, bitches, dick, independent, cock

Or: Oh my fuck suck my big dic (easier to remember)

IG bio: Listen to my words! #OMFSMBDiC

OMFSMBDiC by Ya gurl fa May 14, 2015

OMFL 

oh my fucking lord!!!

(kinda like omfg)

*usually said ecstatically!

OMFL I won the contest!! OMFL OMFL!!! :D

OMFL by Lizbrez January 26, 2009

OMFSM 

Oh, my Flyng Spaggetti Monster. More funny version of OMG

Moron1: I hacked Microsoft's webpage last night.
Moron2: OMFSM! That's Incredible!

OMFSM by OMFSM October 2, 2007

OMFSM 

"Oh, My Flying Spaghetti Monster!" is an atheist's version of OMG... and yes, it is also more funny. A "Z" may be added at the beginning for extra emphasis ;-)

Zomfsm... that's the best new-ish acronym yet!

OMFSM by saturn_000 February 23, 2008

OMFS

Oh My Fucking Shit

OMFS Did you see that sp00ky skeleton! it scared the shit out of me!

OMFS by titless October 26, 2014