Related Clues:

• Word of caution
• It's left to horses
• See 120 Down
• Oater ''halt!''
• ''Hold up!''
• Oxcart driver's shout
• "Holy moly!"
• Oater exclamation
• Back end of a bray
• Turn to the left
• Equestrian's 'Stop!'
• Betray a lack of confidence
• Word used by Joey Lawrence
• "Stop right there!"
• Word to a nag