hot hand

back of one's hand

A display of disrespect or scorn.

baking hot

Very hot.

bear a hand

To make haste; to help quickly.

big hand

Synonym of minute hand (on a clock face).

bite someone's hand off

To enthusiastically accept an offer.

bite the hand that feeds one

To cause harm to a benefactor (especially one that one is dependent on, thus with the idea that this behaviour is self-damaging).

blow hot air

To engage in empty or exaggerated talk that lacks substance, credibility, or truth; to bluster.

blow hot and cold

To behave inconsistently; to vacillate or to waver, as between extremes of opinion or emotion.