What does the cryptic crossword clue "Thump counter in rage (7)" mean?

The definition is "Thump". The wordplay uses an anagram. anagram of COUNTER = TROUNCE; definition: "Thump" The answer is TROUNCE.

Thump counter in rage (7)

Daily Mail Cryptic #16565 | 28 Across | 2021-04-29 flower