Related Clues:

• Wave off
• Jazzy ad-libbing
• "Fly away, fly!"
• Quaint "Scram!"
• ''Scat!''
• Get to leave
• Old-fashioned 'Scram!'
• Old-style ''Scram!''
• Improv singing
• Dismiss unceremoniously
• "Beat it, punk!"
• Make go
• Sing like Satchmo
• Shout to a stray
• Improvisation of a kind