What does the cryptic crossword clue "Fragments taken from street of a trailer (9)" mean?

The definition is "trailer". The wordplay uses an anagram. anagram of STREET + OF + A = FORETASTE; definition: "trailer" The answer is FORETASTE.

Fragments taken from street of a trailer (9)

Times Cryptic #28899 | 9 Across | 2024-04-24 flower