Other forms: buglers
A bugler is a person who plays the bugle. Often, a bugler is a soldier who used the bugle to send signals and orders.
There are several words for musicians who play a specific instrument: a guitarist plays the guitar, a pianist plays the piano — and a bugler plays the bugle. A bugle is a wind instrument that's shorter than a trumpet. A bugler might be someone who plays the bugle as a hobby, but some buglers have an important job. In the army, the bugler has the job of conveying orders to the other soldiers via bugle, such as a wake-up call.