half hournoun [ C ]uk /ˌhɑːf ˈaʊər/ us /ˌhæf ˈaʊr/ also half an hour
- Once Mrs Kirkpatrick starts talking to you, you're stuck with her for a good half hour.
- The train doesn't leave for another half hour yet.
- Then we had to sit through another half hour of tedious questions.
- The first half hour of the day is usually spent on correspondence, emails and paperwork.
- I've spent the last half hour trying to get the baby off to sleep.