Related Clues:
- Trademark signal
- Biz symbol
- Blow the whistle on
- Some babies have one at birth
- Reel off
- It's on every driver's license
- Red socks on a baseball, e.g.
- Company emblem
- Nominate
- ''A Horse With No ___''
- Olympic rings, for one
- Birth certificate datum
- Trademarked art
- Business-letterhead design
- Specify, in a way