I'm (or I'll be) damned if
informal Used to express a strong negative: I’m damned if I know...- Well you never know she may not be the criminal I think she is but I'll be damned if that's so.
- I already own more CDs than most other ‘regular’ people, and I'm damned if I'm gonna put up another shelf when the current one fills up.
- I'm sure when I started writing this there was going to be a point to it but I'm damned if I can remember what it is.
See parent entry: damn