Definitions

1. noun

a dull, heavy sound, especially one caused by something falling

“The metal pipe made a loud klunk as it hit the concrete floor.”

2. verb

to make a dull, heavy sound, especially one caused by something falling

“The book klunked to the ground after being knocked out of my hands.”

3. verb

to strike or fall with a dull, heavy sound

“The meteorite klunked into the Earth’s atmosphere.”