This page provides all possible meanings and translations of the word op
Op art; a style of abstract art.
My mother's going in for her knee op today.
To promote (an IRC user) to an operator.
The New Hacker's Dictionary
1. In England and Ireland, common verbal abbreviation for
‘operator’, as in system operator. Less common in the U.S.,
where sysop seems to be preferred. 2. [IRC] Someone who is endowed with privileges on
IRC, not limited to a particular channel. These are
generally people who are in charge of the IRC server at their particular
site. Sometimes used interchangeably with CHOP.