Related Clues:
- Gave the thumbs-up
- Got behind
- Backed for election
- Gave the nod
- Gave one's blessing to, briefly
- Gave the green light to
- Allowed to happen
- Greenlighted
- Gave the thumbs-up to
- Approved of
- Signed on the back
- Approved and backed
- Signed one's name to certify
- Certified or supported
- Confirmed a statement or signed back of cheque