Green’s Dictionary of Slang

spoopsy adj.

[spoops n.]

(US campus) foolish.

[US]B.H. Hall College Words (rev. edn) 442: spoopsy. foolish; silly.
[US]N.E. Police Gaz. (Boston, MA) 5 Oct. 6/3: Among the arrivals in town are [...] spoopsey Ike Marshall, dirty legged Josephine Favory, and Mary Doyle, the bleachery moak fancier.