vacuous

vac·u·ous  (vky-s)

adj.

1. Devoid of matter; empty.

2.

a. Lacking intelligence; stupid.

b. Devoid of substance or meaning; inane: a vacuous comment.

c. Devoid of expression; vacant: "The narrow, swinelike eyes were open, no more vacuous in death than they had been in life" Nicholas Proffitt.

3. Lacking serious purpose or occupation; idle. See Synonyms at empty.

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[From Latin vacuus, empty; see vacuum.]

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vacu·ous·ly adv.

vacu·ous·ness n.

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vacuous

Adjective

1. lacking in intelligent ideas

2. showing no sign of intelligence or understanding: her smile was vacuous but without malice [Latin vacuus empty]

Thesaurus

Adj.	1.	vacuous - devoid of intelligence asinine, fatuous, inane, mindless foolish - devoid of good sense or judgment; "foolish remarks"; "a foolish decision"
	2.	vacuous - devoid of significance or point; "empty promises"; "a hollow victory"; "vacuous comments" empty, hollow meaningless, nonmeaningful - having no meaning or direction or purpose; "a meaningless endeavor"; "a meaningless life"; "a verbose but meaningless explanation"
	3.	vacuous - devoid of matter; "a vacuous space" empty - holding or containing nothing; "an empty glass"; "an empty room"; "full of empty seats"; "empty hours"
	4.	vacuous - void of expression; "a blank stare" blank incommunicative, uncommunicative - not inclined to talk or give information or express opinions

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vacuous

adjective vapid, stupid, inane, blank, vacant, unintelligent