Possible Clues:

• ''Get away from here!''
• Endlessly fire or verbally dismiss
• ''Buzz off, fly!''
• By the sound of it, you may put your foot in it for such a send-off
• Fire after cut and word of dismissal
• ''Go on, git!''
• 24 29 you, going over Central London area?
• "Make like a tree and leave!"
• 'Get out of here, fly!'
• ''Off with you!''