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Related Clues:
- Subtle auction signal
- Give someone a hand
- Signal agreement? Homer sometimes did
- Signal 65 Across
- Movement at a boring concert?
- Start to fall asleep — lecturer is taken aback
- Elicit an encore, say
- Bob and Maria left main road
- Head gesture of agreement
- Signify consent
- Retired lecturer gives approval
- ''Give it up!''
- Express approval (for)
- Show pleasure with one's palms
- Returning academic gets sign of approval