Related Clues:
- Unstated assent
- Anagram of the letters O-N-D
- Nonverbal okay
- Signal ''OK'' silently
- Shout-out
- Auction bid of a sort
- Gesture that might be made with a wink
- Silent permission
- Start dozing
- Acknowledgment of a sort
- Bob and Maria leaving main road
- Silent affirmation
- Yes gesture
- Signal "OK"
- "Go ahead" gesture