feather in one's cap

And contrary to his own Expectation, as well as that of every Body else, when he came to Court, the seven and twentieth of July, the Staff was taken from him, rather with mortifying, than agreeable Circumstances ; When a considerable Pension, or at least a Feather in his Cap, was the least that was expected for him.

He wore a feather in his cap, and wagg'd it too often.