(Internet) Oh, I see

(law enforcement) Abbreviation of officer in the case. / (military) Abbreviation of officer in charge.

(organic chemistry) used to form the names of carboxylic groups and acids

Synonym of OIC

Abbreviation of Old Icelandic.

plural of OIC

(sumo) The elaborate hairstyle, resembling a gingko leaf, worn by sekitori during bouts and on ceremonial occasions.

A traditional Japanese card game similar to baccarat.