What does the cryptic crossword clue "Petty new leader eschewing laughter (8)" mean?

The definition is "Petty". The wordplay uses a deletion. N (deletion) + IGGLING (deletion) = NIGGLING; definition: "Petty" The answer is NIGGLING.

Petty new leader eschewing laughter (8)

Times Cryptic #28731 | 8 Down | 2023-10-11 flower