Back then, at the time referred to in the past.

(uncountable, live action role-playing games) The period of a live action roleplaying event when players are in character.

(live action role-playing games) Used to announce the end of time out and the beginning of time in.

(idiomatic) Occasionally; sometimes; once in a while. / (law) In whatever status exists at various times. / (obsolete) Continuously from one time to another; at all times, constantly.

Again and again; repeatedly; every time; always

Often; repeatedly.

(poetic) The distant past.

(countable, obsolete) An occurrence or event.

present participle of time

(rare) At the due time.