What does the cryptic crossword clue "Partygoer's second name (4)" mean?

The definition is "name". The wordplay uses a charade (building blocks). S (synonym="second") + TAG (synonym="name") = STAG The answer is STAG.

Partygoer's second name (4)

Independent Cryptic #11952 | 18 Across | 2025-01-29 flower