fatuous

Adjective

WordNet 3.0

Fatuous \Fat"u*ous\, a. [L. fatuus.]

1.Feeble in mind; weak; silly; stupid; foolish; fatuitous. --Glanvill. [1913 Webster]

2.Without reality; illusory, like the ignis fatuus. [1913 Webster]

Thence fatuous fires and meteors take their birth.— Danham.[1913 Webster]