- fatuous⇄adv. fatuously.
- fatuous⇄fatuous, adjective.
1. stupid but self-satisfied; foolish; silly.
Ex. a fatuous smile, a fatuous empty-headed conversation. These poor Might-Have-Beens, These fatuous, ineffectual Yesterdays! (William Ernest Henley).
2. not real; illuso - fatuous⇄noun fatuousness.