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

After conducting a traffic stop, troopers determined that the vehicle was not registered. — Staff Report, Hartford Courant, 26 Sep. 2026

Stein previously ordered flags lowered to half-staff for a state trooper killed in a crash and after a state representative died from cancer, The N&O reported. — Anna Roman, Charlotte Observer, 22 Sep. 2026

Elsewhere during the operation, ICE agents and troopers with the Florida Highway Patrol worked together to arrest a Mexican cartel member and a Honduran accused of molesting two children, a statement from ICE said. — Natasha Holt, FOXNews.com, 20 Sep. 2026

The gaming property centers on Helldivers, a squad of elite shock troopers who must protect the fictional planet of Super Earth from attacking aliens. — Borys Kit, HollywoodReporter, 18 Sep. 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