Related Clues:

• "Until next time!"
• “Hasta la vista!”
• In a while selling up — one has to leave
• Student scoffed right after that
• “Bye!”
• “See ya!”
• “Buh-bye!”
• "Buh-bye!"
• “Toodles!”
• Breezy “bye!”
• Transmission conclusion
• Brit's "Ciao!"
• 'Not now!'
• 17 Across alternative
• “Later, gator!”