|1.||Don't ask, Don't tell|
A phrase often used when you've done something wrong or something that can land you in deep trouble.
Billy: Hey, did you tell your mom about sneaking out and banging Jessica last night?
Bob- Nahh. I live by the Don't ask, Don't tell rule!
Guy 1: What's your dad gonna do once he finds out you totally flunked the test?
Guy 2: Don't ask, Don't tell.