adjective
- lacking sense, significance, or ideas; silly: inane questions.
- empty; void.
noun
- something that is empty or void, especially the void of infinite space.
adjective
- senseless, unimaginative, or empty; unintelligentinane remarks
“silly, empty-headed,” 1819, earlier “empty” (1660s), a back-formation from inanity. Related: Inanely.