Related Clues:

• 'Psst' alternative
• Sound of impatience
• ''Pardon me''
• ''Might I add a word?''
• Polite interrupter
• 'Pardon'
• [I'm talking here . . .]
• Guttural utterance
• 'Your slip is showing'
• Meaning of a meaningful cough
• Watson's '___ Holmes …'
• 'It is my suggestion …'
• '___, old chap'
• Old chap's exclamation
• '… ___ tomato'