Crownet \Crown"et\ (kroun"?t), n. [See {Crown}, {Coronet}.] 1. A coronet. [R.] --P. Whitehead. 2. The ultimate end and result of an undertaking; a chief end. [Obs.] O this false soul of Egypt! this grave charm . . . . Whose bosom was my crownet, my chief end. --Shak.