Meanings
Usage patterns
〈数〉半expressing 'and a half' after a number of time units
The meeting took an hour and a half.
〈数〉時半half past a given hour
丁か半かodd or even (in a dice game)
He bets on odd or even in the dice game.
Expressions
半眼でwith a half-opened eye; with one eye half open はんぱないincredible; amazing; extreme; unbelievable 半端じゃないconsiderable; formidable; tremendous; really something else