palmslap

noun
UK /ˈpɑːm.slæp/
US /ˈpɑːm.slæp/

A palmslap is when you hit something with the flat part of your hand.

He gave the table a quick palmslap to get everyone's attention.


OTHER MEANINGS

2. A loud, flat-handed hit used to show strong feeling or emphasis.

She ended her speech with a palmslap on the podium.

3. A playful or friendly hit with an open hand, like a high five.

The teammates shared a palmslap after the goal.

4. The sound made by hitting with the flat of the hand.

A sharp palmslap echoed across the room.