From Longman Dictionary of Contemporary Englishgoofygoof‧y /ˈɡuːfi/ adjective informal STUPID/NOT SENSIBLEstupid or silly A goofy grin spread across her face when she saw the card.
Examples from the Corpus
goofy• Now Fox carries the All-Star Game, complete with its goofy comet-puck.• You know, another of those books with unmemorable titles and a goofy front cover.• On her travels she's there with a goofy grin and a different pose for every occasion.• I look goofy in that picture.• So much for the dissenting argument of some goofy liberals that requiring uniforms would be an added financial burden for the poor.• Now what do you say to a goofy question like that?• I learned he had the same goofy sense of humor I was cursed with. 