CRAZY

adj. (crazier, craziest) 1 colloq. (of a person, an action, etc.) insane or mad; foolish. 2 colloq. (usu. foll. by about) extremely enthusiastic. 3 sl. a exciting, unrestrained. b excellent. 4 (attrib.) (of paving, a quilt, etc.) made of irregular pieces fitted together. 5 archaic (of a ship, building, etc.) unsound, shaky. crazy bone US the funny bone. like crazy colloq. = like mad (see MAD). crazily adv. craziness n.