The antagonist in the 1962 Ken Kesey novel "One Flew Over the Cuckoo's Nest" and in the 1975 movie of the same title. The overbearing, cruel, perfectionist nurse (ranked number 5 in AFI's list of Greatest Movie Villains) rules the asylum in the story with an iron fist.
The name "Nurse Ratched" can be applied as an insult to a person (usually a woman) of similar characteristics.
"No TV for the rest of the week and I'm coming up there to unplug the Playstation once your father gets home. You'll get worse until I see an A on your next report card" Mom said.
"Why don't you just cut my heart out, Nurse Ratched!" Timmy cried.
A slang term most often used by gangsters (see James Cagney, for example) to refer to "the guys," usually of lesser intelligence. Similar to goons, grunts or thugs.
"You think I'm alone in this world? I got more then enough mugs to watch my back while I recharge!" -Frank Fontaine