Related Clues:

• Half of TTFN
• Word with a wave
• Brit's "I'm off!"
• “Cheerio!”
• 'Boy, ___'
• Time and again leading articles will offer valediction
• Quick word for "So long"
• Run alongside end of lake
• Parting exclamation
• 'Cheerio!' alternative
• Bristol bye-bye
• Brit's "Bye-bye!"
• "Later" fancied-up
• "Catch ya later," in London
• Cricketer's run, so long