Related Clues:

• Having given up voluntarily I left having had a flutter
• Signalled by hand
• Signaled "goodbye"
• Signaled with the hand
• Fluttered, like a flag
• Signaled hello or goodbye
• Waggled
• Greeted wordlessly
• Gestured 'hello'
• Shook one's hand?
• Said 'hello' from a distance
• Greeted someone nonverbally
• Signaled "Hi!"