os² is the smaller version of the words oh shit son, or oshtson
n00b1:yo man that guy just got a headshot with a shotty
n00b2: os²
A term used to describe the blackest man alive, it is often used in a positive connotation, used in describing someone with three male genitalia, dark skin, an eight pack, large biceps, and a handsome face as the blackest man alive or an 'OG' this individual is often known for his excellence with women or men, depending on his/her interests
Man 1: Now that guy is an Ose
Man 2: don't make me hit you
A cool sweaty fortnite player people hate on him but he stays positive
Old School or Oldschool.
That trick was insane OS!
That suit is so OS! (Colorfull suit from the 80's)