What does the cryptic crossword clue "First signs of these extra dresses spread out to dry (3)" mean?

The definition is "dry". The wordplay uses acrostic. first letters of "these extra dresses" = TED; definition: "dry" The answer is TED.

First signs of these extra dresses spread out to dry (3)

Daily Mail Cryptic #17453 | 16 Down | 2024-09-25 flower