off time

About 0.24 uses per million words.

Meaning

noun Time when one is not working.
noun Time when the activity of a business is diminished; off-season.
noun The time interval when no current flows.
noun Time when the medication for a chronic condition is less effective in controlling symptoms.
noun The point in time when the official starter signals that a race begins, as distinct from the time the race is scheduled to start (post time).
adjective Alternative form of off-time.