Possible Definitions:
1. Badge (n.) A distinctive mark, token, sign, or cognizance, worn on the person; as, the badge of a society; the badge of a policeman.
2. Badge (n.) Something characteristic; a mark; a token.
3. Badge (n.) A carved ornament on the stern of a vessel, containing a window or the representation of one.
4. Badge (v. t.) To mark or distinguish with a badge.