troop·​er | \ ˈtrü-pər \

Definition of trooper

1a(1) : an enlisted cavalryman
(2) : the horse of a cavalryman
c : soldier
2a : a mounted police officer
b : a state police officer

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Examples of trooper in a Sentence

a moving Memorial Day service honoring our fallen troopers

Recent Examples on the Web

There is disagreement about what happened when the troopers encountered Mr. Bartlett. Jess Bravin, WSJ, "Supreme Court Hears Case Stemming From Arctic Man Festival Arrest," 26 Nov. 2018 The slain trooper was identified as Tyler Edenhofer. Kathleen Joyce, Fox News, "Arizona trooper in training killed, trooper wounded in shooting," 2 Oct. 2018 The Newington police delivered packets of information June 12 to the resident trooper in Salem, and to the Plainville Police Department. Jon Lender,, "State Police Probe Domestic Violence Claim Against Landry By Young Woman In Secret Affair," 13 July 2018 The agency has not named the trooper who made the turn. Alex Demarban, Anchorage Daily News, "As troopers investigate, new details emerge in Seward Highway crash that killed motorcyclist," 12 July 2018 Besides conducting traffic stops, the troopers are working with the Florida Trucking Association in schools and community centers to educate drivers, promote safe driving habits, and increase awareness. Wayne K. Roustan,, "Do you drive aggressively? State troopers are looking for you," 15 June 2018 The trooper in question has been on the job since July 2016 and was assigned in both St. Louis County and St. Charles County. Breanna Edwards, The Root, "More than 70 Criminal Cases Tossed Out After Missouri Highway Patrol Trooper's Conduct Slammed as 'Unacceptable' and 'Questionable'," 11 June 2018 Hidden inside a false compartment in the exhaust tunnel troopers found 2 kilograms of suspected heroin, court documents said. Sarah Brookbank,, "2 arrested in Indian Hill, suspected of trafficking 2 kilos of heroin," 11 July 2018 Kim Montes said Troopers think the crash happened shortly after Arias left for work at 5:30 a.m. Montes said troopers found a car grill near his body and are looking for a maroon Honda with extensive front-end damage. Michael Williams,, "Troopers searching for hit-and-run driver after bicyclist found dead off Colonial Drive," 28 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trooper.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of trooper

1640, in the meaning defined at sense 1a(1)

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Statistics for trooper

Last Updated

27 Dec 2018

Look-up Popularity

Time Traveler for trooper

The first known use of trooper was in 1640

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More Definitions for trooper



English Language Learners Definition of trooper

: a low-ranking soldier

: a state police officer


troop·​er | \ ˈtrü-pər \

Kids Definition of trooper

1 : a soldier in a cavalry unit
2 : a state police officer

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More from Merriam-Webster on trooper

Rhyming Dictionary: Words that rhyme with trooper

Thesaurus: All synonyms and antonyms for trooper

Spanish Central: Translation of trooper

Nglish: Translation of trooper for Spanish Speakers

Britannica English: Translation of trooper for Arabic Speakers

Comments on trooper

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to settle judicially or to act as judge

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