To strike the palms of the hands together with a sudden explosive sound, often as a sign of approval or appreciation. The audience began to clap after the performance ended.
To strike (someone or something) with the flat of the hand as a gesture of encouragement or congratulation. He clapped his friend on the back for a job well done.
To make a sudden, loud noise similar to clapping, often used to describe thunder. Thunder clapped loudly in the distance as the storm approached.
To place or put something quickly and forcefully, often with a sharp sound, usually followed by an adverb or preposition. He clapped his hand over her mouth before she could scream.