olemus
Wiktionary:
1. a distinctive mark, token, sign, emblem or cognizance, worn on one's clothing, as an insignia of some rank, or of the membership of an organization
the badge of a society; the badge of a policeman

ülevaateid
https://en.wikipedia.org/wiki/Badge

näiteid
https://duckduckgo.com/?q=badge&t=h_&iax=images&ia=images

vt ka
- rinnamärk