ooky, a. colloq.
[Prob. alteration of UCKY a. Cf. earlier ICKY a. and slightly later OOK n.]
Unpleasant, repellent; slimy. Chiefly in extended use: sickly, sentimental. Also: peculiar; unsettling. Cf. ICKY a.

1964 S. BELLOW Herzog (1965) 277 He writes poems and reads them to Mama... He looks ooky when he says them.