What does the cryptic crossword clue "Prance Harry blog probed by American (6)" mean?

The wordplay uses an anagram. anagram of AM (synonym="AM") + BLOG (synonym="BLOG") = GAMBOL The answer is GAMBOL.

Prance Harry blog probed by American (6)

Guardian Cryptic #29345 | 26 Across | 2024-04-01 flower