Related Clues:
- Show agreement (or sleepiness?)
- Approval for university teacher from the right
- "B-o-r-ing!"
- "Yes" gesture
- Discreet signal
- 'Wynken, Blynken, and ___' (Eugene Field poem)
- Signal to the auctioneer
- Drop (off)
- Positive gesture
- Save one's breath, maybe?
- Unspoken agreement
- Signal approval
- Bit of body language
- Drift into dreamland
- It¿s boring to open one¿s mouth!