What is "pappa"

Usage examples of "pappa".

The hint of smugness enraged Pappas and a suddenly realized solution came as a bolt from the blue.

Without a second drill sergeant, Pappas had run himself ragged keeping track of the recruits.

The sergeant major had brought a platoon of new recruits with him to their former base at Fort Indiantown Gap, back when he was Gunnery Sergeant Pappas.

I don't care if she remains technically in command, but I want Gunny Pappas to run the show.