n. (1) a person who forgets to zip their pants after using the bathroom. (2) a scatterbrain; a flibbertigibbet. (3) a person who confuses a deer with a cow. (4) a person who confuses something for something else that it plainly is not.
v. (1) to forget to do something obvious. (2) to be ridiculous.
I'm not surprised she tripped on the curb, she never looks where she's going. She is such a duca.
You didn't bring the sleeping bag on the camping trip?!? That is a very duca thing to do.
Is that a horse? Whoops. No. It's a fish. That was obviously wrong. I guess I duca-ed that one.