Related Clues:

• Send off
• Shake a leg
• Take off
• Do 'T'aint What You Do,' maybe
• Make tracks
• 'Scat, cat!'
• 'Out!'
• Louis Armstrong popularized it
• Skedaddle
• 'Beat it!'
• Word to a fly
• 'Amscray!'
• 'Aroint thee!,' in modern language
• 'Get out!'
• Pest-removal word?