Related Clues:
- Second-largest Illinois city
- Cow's 'Yoohoo!'
- Ranch sound
- Sound heard before a milking
- Comment at a roundup
- Northern lights phenomenon
- Comment from a cow
- Sound coming from a barn
- 'Ow! My udder!'
- 'How now?,' to a cow?
- Natural light phenomenon
- Exclamation while driving past a herd of cows
- ___ yang (Thai grilled pork)
- 'Listen up! I'm a cow!'
- Texas Longhorn's sound