Definition of I'll be damned
informal + impolite
1 —used to show that one is very surprised about something Well I'll be damned! Our team actually won! —often + if I spent an hour putting the machine together and I'll be damned if it didn't fall apart as soon as I tried to use it. —sometimes shortened to damned if I told them they wouldn't enjoy the trip but damned if they didn't come anyway.
2 —used to say that one cannot or will not do something —+ if I'll be damned if I can remember where I left my keys.I'll be damned if I'm going to eat any more of that disgusting food.
Love words? Need even more definitions?Merriam-Webster unabridged
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