SO

/S-O/

n. 1. (also 'S.O.') Abbrev. for Significant Other, almost invariably written abbreviated and pronounced /S-O/ by hackers. Used to refer to one's primary relationship, esp. a live-in to whom one is not married.

See MOTAS, MOTOS, MOTSS.

2. The Shift Out control character in ASCII (Control-N, 0001110).