Related Clues:
- Whisper for attention
- Alternative to a tap
- 'Um, excuse me...'
- Subtle "Hey, you!"
- "If I may cut in ... "
- Sibilant sound to get someone's attention
- Covert summons
- Secretive "over here"
- 'You ... over there ...'
- 'If I may interrupt...'
- Bad attention-getter in a crowded bar
- Sound that turns some heads
- Soft "hey, you"
- Sound made with fist-to-mouth
- Quiet "Excuse me"