BTDT

Been There Done That, details ...
Found on http://www.cryer.co.uk/glossary/b/index.htm

BTDT

(In SMS-language:) been there done that
Found on http://www.mantex.co.uk/samples/texting.htm

BTDT

Been There Done That
Found on http://www.netlingo.com/acronyms.php

btdt

been there done that
Found on http://www.noslang.com/dictionary/b/
No exact match found