What does the cryptic crossword clue "As is lithe cat, racing around? (8)" mean?

The wordplay uses an anagram. anagram of LITHECAT ("lithe cat,") [anagram: "racing"] = ATHLETIC The answer is ATHLETIC.

As is lithe cat, racing around? (8)

Guardian Cryptic #29531 | 7 Down | 2024-11-04 flower