goony
or goon·ey
[ goo-nee ]
/ ˈgu ni /
adjective, goon·i·er, goon·i·est.
Slang.
stupid, foolish, or awkward: a goony smile on his face.
Informal.
of or like a goon; thuggish; brutal.
noun, plural goon·ies.
Slang.
goon(def 2a).