off-season

[ awf-see-zuh n, of- ]
/ ˈɔfˈsi zən, ˈɒf- /

noun

a time of year other than the regular or busiest one for a specific activity: Fares are lower in the off-season.
a time of year when business, manufacturing activity, etc., is less than normal or at an unusually low point.

adjective

of, relating to, or during the off-season: off-season hotel rates.

adverb

in or during the off-season: Traveling off-season is the easiest way to save vacation money.

Origin of off-season

First recorded in 1840–50

British Dictionary definitions for off season

off season

adjective (off-season when prenominal)

denoting or occurring during a period of little activity in a trade or business

noun

such a period

adverb

in an off-season period