bluecoat

[ bloo-koht ]

/ ˈbluˌkoʊt /

a person who wears a coat or uniform that is blue.

a police officer.

a soldier in the U.S. Army in earlier times.

Origin of bluecoat

First recorded in 1585–95; blue + coat

blue·coat·ed, adjective

A stunning overhead shot reveals a sprawling field of bluecoat rebel bodies lying next to a pool dyed red with blood.

‘Turn,’ AMC’s New Series About America’s First Spy Ring, Is A Visually Arresting Historical Epic |Marlow Stern |April 6, 2014 |DAILY BEAST
When the firing ceased, there was no bluecoat left to give the order to retreat.

The Fall of a Nation |Thomas Dixon
A bluecoat sprang forward, halted, and fell flat on his face.

A Son of the City |Herman Gastrell Seely
"I came along too quick for 'em, I guess," spoke the bluecoat.

Tom Swift in the Caves of Ice |Victor Appleton

Charles Lamb, who tells the story, which is a true one, was himself one of these Bluecoat boys.

Amos Huntingdon |T.P. Wilson
The office boy, who had gone to summon a policeman, now returned with the bluecoat.

The Substitute Prisoner |Max Marcin