Duping

[doop, dyoop] /dup, dyup/

noun
1.
a person who is easily deceived or fooled; gull.
2.
a person who unquestioningly or unwittingly serves a cause or another person:
a dupe of the opponents.
verb (used with object), duped, duping.
3.
to make a dupe of; deceive; delude; trick.
[doop, dyoop] /dup, dyup/ Informal.
noun
1.
.
2.
Movies.

3.
Television. a duplicate videotape obtained by electronic printing of the original videotape.
verb (used with or without object), duped, duping.
4.
to .
adjective
5.
.
/djuːp/
noun
1.
a person who is easily deceived
2.
a person who unwittingly serves as the tool of another person or power
verb
3.
(transitive) to deceive, esp by trickery; make a dupe or tool of; cheat; fool
n.

1680s, from French dupe “deceived person,” from Middle French duppe (early 15c.), thieves’ jargon, perhaps from phrase de huppe “of the hoopoe,” an extravagantly crested and reputedly stupid bird.
v.

1704, from dupe (n.). Related: Duped; duping.

noun

A duplicate copy of a film or text (1902+)

Read Also:

Dupion
[doo-pee-ohn] /ˈdu piˌoʊn/ noun 1. a cocoon formed jointly by two silkworms. 2. . /ˈdjuːpɪən; djuˈpiːɒn/ noun 1. a silk fabric made from the threads of double cocoons
Dupioni
[doo-pee-oh-nee] /ˌdu piˈoʊ ni/ noun 1. an irregular silk thread reeled from two or more entangled cocoons and producing a coarse yarn generally used in fabrics such as shantung or pongee. [doo-pee-ohn] /ˈdu piˌoʊn/ noun 1. a cocoon formed jointly by two silkworms. 2. . /ˈdjuːpɪən; djuˈpiːɒn/ noun 1. a silk fabric made from the […]
Dup killer
/d[y]oop kill’r/ Software that is supposed to detect and delete duplicates of a message that may have reached the FidoNet system via different routes. See also dup loop. [Jargon File] (1995-02-02)

Duplation
[doo-pley-shuh n, dyoo-] /duˈpleɪ ʃən, dyu-/ noun 1. multiplication by two; doubling.
Duple
[doo-puh l, dyoo-] /ˈdu pəl, ˈdyu-/ adjective 1. having two parts; double; twofold. 2. Music. having two or sometimes a multiple of two beats in a measure: duple meter. /ˈdjuːpəl/ adjective 1. a less common word for double 2. (music) (of time or music) having two beats in a bar