Instable Operating System 

An operating system prone to crashing - commonly referred by newbs as an Instable Computer - however, calling it such is incorrect.

Windows XP is an instable operating system. It tends to crash when documents remain unsaved for long periods of time.

Instable Operating System by The Overmind July 6, 2004

obzesting

having an insatiable hunger for the ZEST

I've been obzesting over this shit for like 3 weeks now!

obzesting by Taycat December 31, 2008

operating 

When one operates, tactically

To navigate a situation with precision and learned technique, generally operationally

Derived from a meme originating from 4chan's /k/ board

I was operating operationally inna woods one day

operating by SpeedDreamin' January 12, 2018

Operating theater

A woman's butthole, especially when presented for examination or cleanliness.

"Well let's see your operating theater, then. How clean is it?"

Operating theater by Big gay johnny sanf June 21, 2021

operating device 

code name for a cart or cartridge when you’re at school or around randoms

Liam: sauce me the operating device im gonna go hit a blinker

Kraig: *discretely slides Liam the cart*

operating device by i like hunt bitches March 12, 2024

Operating a 2 stroke

When a woman’s boyfriend can’t last in bed

Jamie has a lot of pent up anger she is operating a 2 stroke

Operating a 2 stroke by Rocheman4280 January 1, 2026

Human Operating System 

Human Operating System or HOS is

an operating system designed by and for humans. The operating system is what allows you the user, a human to function and complete tasks.

The reason Gary is speaking with an English accents is that his human operating system (HOS) default setting is British.

Human Operating System by Snake Master November 10, 2020