Related Clues:

• Sound like a pig
• "Hey, ewe!"
• Bighorn bleat
• Barn bellow
• 46-Down call
• Cry upon being fleeced?
• Sound at a shearing
• Porcine plaint
• Repeated nursery rhyme opener
• Message for a pen pal?
• Bossy sound
• Donkey's noise
• Neigh : horse :: ___ : cow
• Ovine oration
• Rooting sound