Meaning of on time

(adj) acting or arriving or performed exactly at the time appointed; "she expected guests to be punctual at meals"; "he is not a particularly punctual person"; "punctual payment"; "she is always on time for class"

payable in installments within a designated period of time; "we were short of cash, so we purchased our refrigerator on time"

(adv) at the expected or proper time; "she always arrives on time"