trooper

noun

troop·​er ˈtrü-pər 

1

a(1)

: an enlisted cavalryman

(2)

: the horse of a cavalryman

b

: paratrooper

c

: soldier

2

a

: a mounted police officer

b

: a state police officer

3

: trouper sense 2

Synonyms of trooper

• soldier
• warrior
• fighter

Examples of trooper in a Sentence

a moving Memorial Day service honoring our fallen troopers

Recent Examples on the Web

Colorado State Patrol troopers say not only are some drivers being charged for one DUI, but troopers are seeing issues where the same driver is getting more than one DUI. — Brian Sherrod, CBS News, 16 Oct. 2026

The trooper pulled out and followed the Gladiator driver until finding a safe spot for a traffic stop in the area of Exit 51. — Justin Muszynski, Hartford Courant, 14 Oct. 2026

Both the Chevrolet and Panzica came to rest in the right shoulder, according to troopers. — Eleanor Nash, Kansas City Star, 11 Oct. 2026

The governor said the state's Highway Patrol had more than 300 troopers ready to assist with evacuations, emergency response and recovery operations. — ABC News, 9 Oct. 2026

Word History

First Known Use

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

Phrases Containing trooper

• moss-trooper
• storm trooper

Rhymes for trooper

• grouper
• hooper
• keuper
• looper
• stupor
• super
• paratrooper

Kids Definition

trooper

noun

troop·​er ˈtrü-pər 

1

: a cavalry soldier

2

a

: a police officer who rides a horse

b

: a state police officer