I could tell you but then I'd have to kill you
I could tell you but then I’d have to kill youand ICTYBTIHTKY
sent. & comp. abb. a phrase said in answer to a question that one does not want to answer. Don’t ask. ICTYBTIHTKY.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.