Definition of half hour
1 : thirty minutes
2 : the middle point of an hour
half–hourlyplay \ˈhaf-ˈau̇(-ə)r-lē, ˈhäf-\ adverb or adjective
Examples of half hour in a sentence
Trains depart every half hour.
I waited a half hour in line.
First Known Use of half hour
HALF HOUR Defined for English Language Learners
Definition of half hour for English Language Learners
: 30 minutes : a period of time that lasts for 30 minutes
: the middle point of an hour
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