a feather in cap

a feather in your cap

an achievement that you can be proud of An order for 28 new aircraft is quite a feather in Boeing's cap.

(old-fashioned)

something very good that someone has done A new television series will be another feather in his cap.

Name	Pronounced	Usage
Mercedes	mer-THE-dhes (Spanish), mer-SE-dhes (Latin American Spanish)	Spanish
Ventseslav	-	Bulgarian
Apollodoros	-	Ancient Greek
Phillida	FIL-i-də	English (Rare)
Livvy	-	English
Enkhtuya	-	Mongolian