Half the original amount of money; e.g., an item sold at half price, or fare reduced by half.
今日は全品半額セールをしている。
They're having a half-price sale on everything today.
そのワンピースを半額で買った。
I bought that dress for half price.
割引クーポンで運賃が半額になった。
With the discount coupon, the fare was halved.
半額返金される予定だ。
Half of the amount will be refunded.