Dictionary

A silent person; a person who does not talk.

An unintelligent person.

Example: Don't be such a dummy!

A figure of a person or animal used by a ventriloquist; a puppet.

Something constructed with the size and form of a human, to be used in place of a person.

Example: To understand the effects of the accident, we dropped a dummy from the rooftop.

To make a mock-up or prototype version of something, without some or all off its intended functionality.

Example: The carpenters dummied some props for the rehearsals.

To feint.