thwap

Etymology

Imitative.

intj

  1. The sound of a heavy smack.“THE COMPLETELY MAD DON MARTIN, a two-volume honker that includes every drawing Martin ever published in the magazine, answers the question with a definitive thwap: Martin's cartoons are still weird.”

verb

  1. To make, or cause to make, a heavy smacking sound.“Reflectors in the road thwapped beneath the tires, setting a regular, almost reassuring pace.”