What does the cryptic crossword clue "Web user is map nerd unfortunately (6-3)" mean?

The definition is "Web user". The wordplay uses an anagram. anagram of IS + MAP + NERD = SPIDER-MAN; definition: "Web user" The answer is SPIDER-MAN.

Web user is map nerd unfortunately (6-3)

Times Cryptic #29293 | 15 Down | 2025-07-28 flower