Related Clues:

• Sound of laughter
• Induction grp.
• Cry of disbelief
• Sow sound
• Conscription org.
• Viper's sound
• Shot
• Snake's warning
• Snaky sound
• 'Greetings' org.
• Flat tire sound
• Radiator sound
• S.D.S. target
• Show scorn
• It gave out nos.