What is the meaning of Dupe?

A person who has been deceived.

To swindle, deceive, or trick.

A duplicate. Often:

1. A duplicate of a photographic image.
2. An in-game item that has been duplicated.
3. A duplicate of an order receipt printed for kitchen staff.
4. A counterfeit; a fake.
5. A cheap consumer product intended to imitate a more expensive product.
6. A word which appears more than once in a crossword puzzle.

A duplicate of a photographic image.

An in-game item that has been duplicated.

A duplicate of an order receipt printed for kitchen staff.

A counterfeit; a fake.

A cheap consumer product intended to imitate a more expensive product.

A word which appears more than once in a crossword puzzle.

To duplicate.

ghost

to throw away

to drop (an anchor)

victim

a person who has been deceived

inflection of duper:

1. first/third-person singular present indicative/subjunctive
2. second-person singular imperative

first/third-person singular present indicative/subjunctive

second-person singular imperative

ass

ass, jerk, dipshit; an annoying, contemptible, obnoxious person

Source: wiktionary.org