Answer: clunked

AnswerCrossword Clue
clunkedlow, dull sound of impact, as of a heavy object striking against another
clunkedhard hit, esp. on the head
clunkedto make or cause to make such a sound
clunkedto hit hard, esp. on the head
clunkedold, worn-out vehicle or machine, esp. a car
clunkedstupid person; clunkhead
clunkedCLUNK, to thump (to beat with a heavy blow)