adjective
- in a state of stupor; dazed; stunned; stupefied
- lacking normal intelligence or understanding; slow-witted; dull
- showing or resulting from a lack of normal intelligence; foolish; irrational: a stupid idea
- dull and boring; tiresome [a stupid party]: also used informally as a generalized term of disapproval: a stupid hat
Origin:
L stupidus < stupere, to be stunned or amazed < IE *steup-, to strike: see steep