Big diamond, say? (3)
I believe the answer is:
ace
(Other definitions for ace that I've seen before include "Tennis winner" , "Playing card with single spot" , "Great" , "winner in court" , "Brill" .)
I believe the answer is:
ace
(Other definitions for ace that I've seen before include "Tennis winner" , "Playing card with single spot" , "Great" , "winner in court" , "Brill" .)