adjective
Definition: Not real or genuine; used to imitate or replace something else, often for testing or demonstration purposes.
Example: The engineer used a dummy model to test the new design before creating the actual product.
noun
Definition: A model or figure that looks like a person or animal, often used for practice or display.
Example: The tailor used a dummy to fit the new dress before making it.
transitive verb
Definition: To create a model or mock-up of something, often used in printing or design.
Example: The designer used a dummy to show how the final product would look.