hat in hand

all hat and no cattle

Full of big talk but lacking action, power, or substance; pretentious.

all hat and no cowboy

Full of big talk but lacking action, power, or substance; pretentious.

back of one's hand

A display of disrespect or scorn.

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).

black hat

A villain in a story, especially in a Western (a film or other work of the Western genre).