[ troo-per ]
/ ˈtru pər /


a horse-cavalry soldier.
a mounted police officer; a police officer on horseback.
a cavalry horse.
Chiefly British. a troopship.


    like a trooper, with great energy, enthusiasm, or display: He swears like a trooper.

Origin of trooper

First recorded in 1630–40; troop + -er1

Can be confused

trooper trouper Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for trooper

British Dictionary definitions for trooper


/ (ˈtruːpə) /


a soldier in a cavalry regiment
US and Australian a mounted policeman
US a state policeman
a cavalry horse
informal, mainly British a troopship
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

Idioms and Phrases with trooper


see swear like a trooper.

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