Definitions

1. verb

to strike or hit with a loud, heavy sound, especially with the hand or fist

“The tree trunk whumped against the ground after the storm.”

2. noun

a loud, heavy sound, especially one made by hitting or striking

“The whomp of the bass drum echoed through the concert hall.”

3. interjection

an expression of surprise or shock, often used to emphasize the force or suddenness of something

“Whomp! The news of the accident shocked everyone in the room.”