Definitions

1. verb

to make a copy of a program or data, especially by using a command in a computer operating system

“The programmer duped the entire database to test the new updates.”

2. verb

to repeat or reproduce something, often in a way that is not exact or faithful

“The comedian duped his famous joke to fit the audience’s preferences.”

3. noun

a duplicate, especially one made by copying

“The project manager found a dup of the report in the backup folder.”