A fork of Rural Dictionary
Old School or Oldschool.
That trick was insane OS!
That suit is so OS! (Colorfull suit from the 80's)
acronym for operating system. the best one is teh Mac OS, followed by Unix, then Linux and finally Windows (hands down the worst OS on earth)
Apple and Microsoft are competing against each other to get more people to use their OSes
Latin for "mouth". Used to describe the small opening of a woman's cervix, either on the vaginal side of the cervix, or on the uterine side.
Pronounced: "Oz" or "Oss"
"The cervical canal has a constricted opening or os at each end. The internal os communicates with the cavity of the uterus; the external os, with the vagina."
Knowledge is power.
Operating System. Windows is the only one worth your money, with the downside of constant errors (and the blue screen trauma).