Related Clues:

• Chatter on and on
• Empty talk
• Talk idly
• Pilotless aircraft
• Blabber
• Chatter foolishly
• Run up a phone bill
• Social one's "gift"
• Hairy Himalayan
• Motor sound
• Tie up the line
• Talker's "gift"
• Be a poor public speaker
• Yak it up
• Talk up a storm