Liberal Dictionary English Dictionary
noun, plural fa·tu·i·ties.
- complacent stupidity; foolishness.
- something foolish; bêtise.
noun plural -ties
- complacent foolishness; inanity
- a fatuous remark, act, sentiment, etc
- archaic idiocy
1530s, from Middle French fatuité (14c.), from Latin fatuitatem (nominative fatuitas) “foolishness,” from fatuus “foolish, insipid,” of uncertain origin.