(idiomatic) So what? Who cares? Expresses disinterest, disregard or lack of concern.

One who overuses.

A feral player; an actor whose intense performance is likened to a wild animal. / A performer with innate talent.

(arithmetic, computing, uncountable) The number system that uses the eight digits 0, 1, 2, 3, 4, 5, 6, 7. / (arithmetic, computing, countable) A digit or value in the octal number system.