BTW

• bee tee dubs
• btw

BTW

1. (Internet slang, text messaging) Initialism of by the way.
   • 1981 June 14, harpo!ber, “Lion's Book”, in fa.unix-wizards‎^[1] (Usenet), retrieved 2 July 2016, message-ID <anews.Aharpo.261>:

     Last I heard, the books could not be copied in any part nor seen by non-licensees. BTW – Irma Biren has been promoted (she deserved it) and the new contact would be Francine Glick.

   • 1989 May 8, Vince Perriello (Editor in Chief), “Volume 6, Number 19”, in FidoNews‎^[2], archived from the original on 18 January 2005:

     BTW – By The Way

• BWT, TWB, WTB

• Audio:

  (file)

BTW (uncountable)

1. initialism of belasting op toegevoegde waarde; VAT, value-added tax

• IPA^(key): /beː.teːˈʋeː/

• Audio:

  (file)

BTW f (uncountable)

1. (unofficial) alternative letter-case form of btw

• Btw (Bundestagswahl only)

BTW f (genitive BTW, plural BTWs or BTW's or BTW)

1. initialism of Bundestagswahl (“German federal election”)
2. initialism of Fachtagung für Datenbanksysteme für Business, Technologie und Web

Borrowed from English BTW (“by the way”).

BTW (Cyrillic spelling БТВ)

1. (Internet, text) initialism of by the way