Badge

Webster's Dictionary

(1): (n.) A distinctive mark, token, sign, or cognizance, worn on the person; as, the badge of a society; the badge of a policeman.

(2): (n.) Something characteristic; a mark; a token.

(3): (n.) A carved ornament on the stern of a vessel, containing a window or the representation of one.

(4): (v. t.) To mark or distinguish with a badge.