What is Oatm?
1.
abbreviation of off at the mains, used when either
a) your computer crashes, or
b) your girlfriend/boss/children walk in on you and ask "what are you downloading?" but you can't get it to stop because you STILL haven't upgraded from
Child/Boss/Girlfriend: "what are you doing?"
You: (clickclickclickclick) AARGH!!! FUCKING WINDOWS '95!
(OATM)
See