noun · palm of the hand, sole of the foot, or an animal's paw

他伸出右掌，示意正在喧哗的众人安静下来。

noun · a horseshoe or a leather patch added to a shoe sole

这匹马需要重新钉掌了。

verb · to strike someone or something with the palm of the hand

他气得真想掌他的嘴。

verb · to hold in one's hand, to manage, or to be in charge of power or authority

他在这个大家庭里掌大权，全家人都听他的。