The Collaborative International Dictionary
Stupid \Stu"pid\, a. [L. stupidus, fr. stupere to be stupefied: cf. F. stupide.]
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Very dull; insensible; senseless; wanting in understanding; heavy; sluggish; in a state of stupor; -- said of persons.
O that men . . . should be so stupid grown . . . As to forsake the living God!
--Milton.With wild surprise, A moment stupid, motionless he stood.
--Thomson. -
Resulting from, or evincing, stupidity; formed without skill or genius; dull; heavy; -- said of things.
Observe what loads of stupid rhymes Oppress us in corrupted times.
--Swift.Syn: Simple; insensible; sluggish; senseless; doltish; sottish; dull; heavy; clodpated. -- Stu"pid*ly, adv. -- Stu"pid*ness, n.
Wiktionary
n. 1 (context uncountable rare English) The quality or state of being stupid. 2 (context countable rare English) The result or product of being stupid.