1 not out | Definition of not out

not out

adjective

Definition of not out

 (Entry 1 of 2)

of a batsman in cricket
: not dismissed (as after an opponent's unsuccessful appeal to an umpire) : with innings uncompleted (as at the end of a day's play)

not-out

noun
plural -s

Definition of not-out (Entry 2 of 2)

: a batsman in cricket who is not out