fat·u·ous (fāch'ōō-əs) adj. Foolish or silly, especially in a smug or self-satisfied way: "'Don't you like the poor lonely bachelor?' he yammered in a fatuous way" (Sinclair Lewis). See Synonyms at foolish. [From Latin fatuus.] fat'u·ous·ly adv., fat'u·ous·ness n. |
| Main Entry: | fatuous1 |
| Part of Speech: | adj |
| Definition: | inanely foolish and unintelligent; stupid |
| Etymology: | Latin fatuus 'foolish' |
| Main Entry: | fatuous2 |
| Part of Speech: | adj |
| Definition: | illusory; delusive |
| Etymology: | Latin fatuus 'foolish' |