nutso

nut so |ˈnətsō ˈnətsoʊ | informal ▶adjective insane: his nutso neighbors. ▶noun ( pl. nutsos ) an insane or eccentric person.

nutso

nutso |ˈnʌtsəʊ |N. Amer. informal ▶adjective mad. ▶noun ( pl. nutsos ) a mad or eccentric person.