i Register
In some senses, bluecoat is marked as dated, British, US. Watch for register when choosing this word.
noun
A pupil attending any of certain prestigious British schools having a traditional dress code.
This was a bluecoat school in my day.
A soldier or officer in the Union army during the American Civil War.
The shot wounded Thomas Lord, a 73-year-old former New York City police officer from Suffolk, Va., and a bluecoat with the Seventh New York Volunteer Cavalry.
A policeman.
Holonym: thin blue line
"The offices are up those steps," said the bluecoat.