1975 Wimbledon men's champion (4)
I believe the answer is:
ashe
'1975 wimbledon men's champion' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for ashe that I've seen before include "US court star" , "Sporting champion once" , "Ex-Wimbledon champ" , "US tennis player Arthur, 1975 Wimbledon champion" , "tennis champ" .)