Btw

Shorthand method of expressing by the way, commonly used in office memorandums and email communications. i.e. 'BTW, there's a diversity training class meeting at 1:00 in the conference room.' (Memorandum at work)
Found on http://www.encyclo.co.uk/local/20035

BTW

By The Way, details ...
Found on http://www.cryer.co.uk/glossary/b/index.htm

BTW

(In SMS-language:) by the way
Found on http://www.mantex.co.uk/samples/texting.htm

BTW

by the way
Found on http://www.archivemag.co.uk/

BTW

A shorthand appended to a comment written in an online forum.
Found on http://www.matisse.net/files/glossary.html

BTW

By The Way
Found on http://www.encyclo.co.uk/local/21662

BTW

By the way
Found on http://www.scot-rail.co.uk/page/Glossary

btw

by the way
Found on http://www.noslang.com/dictionary/b/

BTW

by the way
Found on http://www.lagkills.com/gaming-acronyms.htm

BTW

by the way
Found on http://www.thehomebrewforum.co.uk/glossary.php

BTW

Short for `by the way`
Found on http://www.ruf.rice.edu/~kemmer/Words04/usage/slang_internet.html
No exact match found