1. Ta-ta for now; used to end e.g. e-mail or a text message

Encyclopedia: TTFN

• wicker basket
• wickerwork
• wicket
• wicket door
• wicket gate
• wicket-keeper
• wicking
• wickiup
• Wickliffe
• Wicklow
• wickup
• Wiclif
• wicopy
• Widal test
• Widal's test
• widdershins
• widdle
• wide
• wide area network
• wide boy
• wide of the mark
• wide receiver
• wide wale
• wide-angle
• wide-angle lens