"dummies" in the noun sense
1. dummy, silent person
a person who does not talk
2. dumbbell, dummy, dope, boob, booby, pinhead
an ignorant or foolish person
a figure representing the human form
4. blank, dummy, blank shell
a cartridge containing an explosive charge but no bullet
"dummies" in the verb sense
1. dummy, dummy up
make a dummy of
"dummy up the books that are to be published"
Source: WordNet® (An amazing lexical database of English)
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