Related Clues:

• Volunteers doubling up for so long
• Brit's sign-off
• 'Later, old chap'
• "I'm off, old chap"
• Londoner's "Later!"
• Bye at Wimbledon?
• Toddler's word for "So long"
• Tournament exemption
• It's said while leaving
• "Good-___" (so long)
• Baby's word for "So long"
• Opposite of hello
• ''See you!''
• Last word in telecommunications?
• ''Catch you later!''