Rush-hour definition
A period of heavy traffic.
noun
A time of the day when business, traffic, etc. are especially heavy.
noun
Of or pertaining to the rush hour.
The rush-hour trains are normally extremely busy.
adjective
(idiomatic) The times of the day when traffic jams are commonplace, due mainly to people commuting to or from work.
It takes 30 minutes to drive there, but maybe 2 hours during the rush hour.
noun
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Other Word Forms
Noun
Singular:
rush-hour
Plural:
rush-hours