Related Clues:
- Sound to call quietly
- Soft sound to get someone's attention
- Whispered attention-getter
- Whispered message lead-in, perhaps
- Cheater's whisper
- Surreptitious summons
- Conspiratorial "Hey!"
- Soft "Yoo-hoo!"
- After thought, the saint said this for attention
- Sibilant "Over here!"
- Certain conversation starter
- ''Ahem'' alternative
- Sound before 3 Down, maybe
- Soft attention-getter
- Attempt to attract attention from ship's staff