Clue | Source | Date |
---|---|---|
Plus sign? | New York Times | 31 Aug 2019 |
Plus sign? | ||
Formal authorization | Newsday | 27 Feb 2018 |
Official OK | USA Today | 25 May 2017 |
Official OK | ||
O.K. | ||
Formal OK | ||
Endorsement | ||
Formal okay | ||
Green light | ||
Endorsement | ||
Green light | ||
Okay | ||
Official okay | ||
Formal okay | ||
Formal okay | ||
Endorsement |