a model or replica of a human being

a waxwork dummy

an object designed to resemble and serve as a substitute for the real or usual one

tests using stuffed owls and wooden dummies

a dummy torpedo

(chiefly in rugby and soccer) a feigned pass or kick intended to deceive an opponent

a stupid person

the declarer's partner, whose cards are exposed on the table after the opening lead and played by the declarer

(chiefly in rugby and soccer) feign a pass or kick in order to deceive an opponent

Blanco dummied past a static defence

create a mock-up of (a book, document, etc.)

when we received the galleys from the typesetter, we would have dummied the book

officials dummied up a set of photos