cra·zy
ˈkrāzē/
informal
adjective
-
1.mentally deranged, especially as manifested in a wild or aggressive way."Stella went crazy and assaulted a visitor"synonyms: mad, insane, out of one's mind, deranged, demented, not in one's right mind, crazed, lunatic, non compos mentis, unhinged, mad as a hatter, mad as a March hare; More
-
2.extremely enthusiastic."I'm crazy about Cindy"synonyms: passionate about, (very) keen on, enamored of, infatuated with, smitten with, devoted to;More
adverb
NORTH AMERICAN
-
1.extremely."I've been crazy busy"
noun
NORTH AMERICAN
-
1.a mentally deranged person.