OSIM 

Oh Shit It's Monday;
The opposite of TGIF.

See also HSIM

OSIM by Dr. Robert January 23, 2004

OSIM 

Internet slang for awesome. Awe was shortened into a single 'O' and some was changed into sim for a shorter pattern of letters which, when arranged and verballed expounded produces a sound entirely similar to the original word.

Ricky: That's osim mate, good job.

Derek: Yeah, it was pretty awesome, I'm just glad I pulled it off in time.

Ricky: I hear ya, I'd never be able to in that timeframe

OSIM by Ricky Day March 20, 2008

Osim 

A depressed girl who says she is fine but she really is just thinking about the end of the world and how astrology is a valid method to predict the future.

She is an Osim AND a Virgo... Better not cross her!

Osim by baby99046282910 June 3, 2020

OSIM 

AWESOME - like good/great

That's totally an OSIM idea!

OSIM by hobbsaroo June 26, 2023

Osim 

Awesome - good/great

Osim idea sis!

Osim by hobbsaroo June 26, 2023

Osim 

Awesome - like good/great

Osim idea sis!

Osim by hobbsaroo June 26, 2023

osimosity 

(Noun) The state or condition of being awesome. Defined in a bogus mathematical theorem as:

Quality + Perception
-------------------- = Osimosity
Vulgar popularity

Not to be confused with animosity, or pretentiosity.

1. Lord Ossum of the Ossumites was an Ozymandian well known for his osimosity.

2.
Freddie:
I'm just a poor boy, nobody loves me...

Chorus:
HE'S-JUST-A-POOR-BOY/
NAMED-FREDDIE-MERCURY/
BOW-GASP-AND-QUAIL/
AT-HIS-OSIMOSITY!

osimosity by HMB August 2, 2004