Related Clues:

• Big bovines
• Ties up the phone
• Goes on
• Beasts of burden
• Goes on and on and...
• Won't shut up
• Talks nonstop
• Tibetan herd
• Goes on and on
• Talks a blue streak
• Shoots the breeze
• Doesn't shut up
• Chews the fat
• Rattles on
• Talks and talks