nutty /ˈnʌti/ adjective5 •Containing nuts.This is a nutty chocolate bar. •(slang) Barmy: eccentric, odd; crazy, mad, insane.That student's parents seem to be nutty as a fruitcake. •Resembling or characteristic of nuts.Brown rice has had only its outer hull removed, leaving it with a beige color and a pleasantly nutty flavor. — 1997 •(slang, vulgar) extremely attractive, so attractive that one could "nut" (ejaculate) easily or quickly, hot, sexy •(UK, old-fashioned) Extravagantly fashionable.Skinner's friendship with his nutty pals seemed to have come to a sudden end. — 1932 formsnuttier · nuttiest