Idiotic

/ˌɪdɪˈɒtɪk/

Meaning & Definition

adjective
Extremely foolish or stupid.
It was an idiotic decision to invest all his savings in that failing business.
Lacking sense or meaning; nonsensical.
She dismissed his idiotic comments as irrelevant to the discussion.
Characterized by ignorance or lack of intelligence.
His idiotic behavior during the meeting embarrassed everyone present.

Etymology

Derived from 'idiot' + '-ic'. The term has been used in English since the early 19th century.

Common Phrases and Expressions

idiotic behavior
Actions that are foolish or nonsensical.
idiotic mistake
A significant error caused by a lack of intelligence or common sense.
don't be idiotic
A phrase used to advise someone against making a foolish decision.

Related Words

idiot
A person of low intelligence or a foolish person.
idiocy
Extreme foolishness or stupidity.

Slang Meanings

Dumb as a box of rocks.
That idea is about as dumb as a box of rocks.
Numbskull.
Quit acting like a numbskull and think it through.