[troh-juh n]
  1. a native or inhabitant of Troy.
  2. a person who shows pluck, determination, or energy: to work like a Trojan.

Origin of Trojan

before 900; Middle English; Old English Trōiān < Latin Trōjānus, equivalent to Trōj(a) Troy + -ānus -an Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for trojan

Contemporary Examples of trojan

Historical Examples of trojan

British Dictionary definitions for trojan


  1. a native or inhabitant of ancient Troy
  2. a person who is hard-working and determined
  1. of or relating to ancient Troy or its inhabitants
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for trojan



Old English Troian "of or pertaining to ancient Troy," from Latin Trojanus, from Troia, Troja "Troy," from Greek Tros, name of a king of Phrygia, the mythical founder of Troy. In 17c., it was a colloquial term for "person of dissolute life, carousing companion." The trade name for a brand of prophylactic contraceptive was registered 1927 in U.S. Trojan horse is attested from 1570s; the computer virus sense is attested by 1982.

Online Etymology Dictionary, © 2010 Douglas Harper

Idioms and Phrases with trojan


see under work like a beaver (trojan).

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.