Meaning of the word roscoe in English

What does roscoe mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

roscoe

US /ˈrɑːskoʊ/
UK /ˈrɒskəʊ/

Noun

a handgun, especially a revolver

Example:
He pulled out his trusty roscoe and aimed it at the target.
The detective holstered his roscoe after the suspect was apprehended.