Word.ws English Dictionary

trojan

/ˈtɹəʊd͡ʒən//ˈtɹoʊd͡ʒən/

trojan noun: malware that appears to perform or actually performs a desired task for a user while performing a harmful task without the user's knowledge or consent.

Noun (1)

trojan (plural trojans)

  1. Malware that appears to perform or actually performs a desired task for a user while performing a harmful task without the user's knowledge or consent.

Adjective (1)

trojan (not comparable)

  1. Describing a satellite (moon or minor planet) that shares an orbit with another

Verb

trojan (third-person singular simple present trojans, present participle trojaning, simple past and past participle trojaned)

  1. (transitive) To infect (a system) with a trojan.

Noun (2) capitalized: Trojan

Trojan (plural Trojans)

  1. A native or inhabitant of the ancient city of Troy.
  2. A student (especially an athlete) of the University of Southern California.
  3. A Trojan asteroid.
  4. An object residing at a Trojan point.
  5. (abbreviation, ellipsis) Ellipsis of Trojan horse.
  6. One who shows great pluck, endurance, strength, etc.
    • to study like a Trojan
    • Farewell he, he was a kinde good fellow, a true Troyan: and it euer be my lucks to meete him at more leaſure, Ile make him full amendes with a Cup full of Canarie.1600, William Kempe, Kemps nine daies vvonder

Adjective (2) capitalized: Trojan

Trojan (not comparable)

  1. Of, or relating to, the famed city of Troy or its inhabitants.
  2. Involving great strength or endurance.
    • You know you should get up but the thought of making your way to the bathroom to wash is like a trojan task. Why bother?2009, D. P. Greene, Couples, page 104
  3. Of, or relating to, a Trojan point.
  4. (computer security) Malicious but disguised as legitimate

trojan meaning in Hindi, Tamil, Marathi and Urdu

trojan in Hindi

ट्रोजन, ट्रोगन

trojan in Tamil

ட்ரோஜன், டிரோஜன், ட்ரோஜான்

trojan in Marathi

ट्रोजन, ट्रोजान, ट्रोगन

trojan in Urdu

ٹروجن, ٹراجن
More languagesFewer languages
trojan in Bengali
ট্রোজান, ট্রোজন, ট্রোজানকে
trojan in Telugu
ట్రోజన్, ట్రోజాన్, ట్రోజెన్
trojan in Malayalam
ട്രോജൻ, ട്രോജനെ, ട്രോജിൻ
trojan in Kannada
ಟ್ರೋಜನ್, ಟ್ರೋಜಾನ್, ಟ್ರೊಜನ್
trojan in Punjabi
ਟਰੋਜਨ, ਟ੍ਰੋਜਨ, ਟਰੋਜ਼ਨ
trojan in Gujarati
ટ્રોજન, ટ્રોઝન
trojan in Odia
ଟ୍ରୋଜାନ୍, ଟ୍ରୋଜନ୍, ଟ୍ରୋଜନ
trojan in Nepali
ट्रोजन, ट्रोजान, ट्रोजनिङ

Forms of trojan

Noun
pluraltrojans
pluralTrojans
alternative form (dated)Troyan
alternative form (dated)Troian
Verb
third-person singular presenttrojans
present participletrojaning
past participletrojaned
pasttrojaned

Plural of trojan: trojans

Origin of trojan

From Trojan horse.

From old forms Troyan, Troian, Middle English Troiā̆n, from Old English Trōiān, from Latin Troiānus, from Troia (“Troy”) + -ānus, from Ancient Greek Τροίᾱ (Troíā).

Words formed from trojan

Phrases with trojan

Questions about trojan

What does trojan mean?
Trojan means malware that appears to perform or actually performs a desired task for a user while performing a harmful task without the user's knowledge or consent.
What is trojan in Hindi?
Trojan in Hindi is ट्रोजन, ट्रोगन. See Trojan meaning in Hindi.
What part of speech is trojan?
Trojan can be a noun, an adjective or a verb.
How do you pronounce trojan?
Trojan is pronounced /ˈtɹəʊd͡ʒən/ (UK).
What is the plural of trojan?
The plural of trojan is trojans.

Words near trojan in the dictionary

  1. Trois-Villes
  2. Troise
  3. Troisi
  4. Troisis
  5. Troisvierges
  6. trojan
  7. Trojan asteroid
  8. Trojan asteroids
  9. Trojan horse
  10. Trojan horsed
  11. Trojan horses

Source and license

Adapted from Wiktionary: trojan (page history and authors); Trojan (page history and authors); trojan (Hindi, IndicTrans2 machine translation) (model and license); trojan (Tamil, IndicTrans2 machine translation) (model and license); trojan (Marathi, IndicTrans2 machine translation) (model and license); trojan (Urdu, IndicTrans2 machine translation) (model and license); trojan (Bengali, IndicTrans2 machine translation) (model and license); trojan (Telugu, IndicTrans2 machine translation) (model and license); trojan (Malayalam, IndicTrans2 machine translation) (model and license); trojan (Kannada, IndicTrans2 machine translation) (model and license); trojan (Punjabi, IndicTrans2 machine translation) (model and license); trojan (Gujarati, IndicTrans2 machine translation) (model and license); trojan (Odia, IndicTrans2 machine translation) (model and license); trojan (Nepali, IndicTrans2 machine translation) (model and license). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-trojan.wav, LL-Q1860 (eng)-Vealhurl-Trojan.wav.

Cite this entry: “trojan.” Word.ws, https://word.ws/trojan. Based on Wiktionary, CC BY-SA 4.0.