1.) testicles. used to nut-out jism.
-British slang adjective
2.) nutter in singular form refers to a/an jack-off or asshole person.
Before my whore-tits ex-girlfriend kicked me out of her apartment she kicked me in the fuckin' nutters!
Man, did you hear that dudes woman swamp-stomped his round n' lows and threw him out the house? I hear he just took it like a little bitch. Fuckin' nutter(jackoff)!
He thought I parked the car shitty so the fuckin' nutter (asshole) keyed my shit up.