"idiotic" in the adjective sense

1. crackbrained, idiotic

insanely irresponsible

"an idiotic idea"

2. absurd, cockeyed, derisory, idiotic, laughable, ludicrous, nonsensical, preposterous, ridiculous

so unreasonable as to invite derision

"the absurd excuse that the dog ate his homework"

"that's a cockeyed idea"

"ask a nonsensical question and get a nonsensical answer"

"a contribution so small as to be laughable"

"it is ludicrous to call a cottage a mansion"

"a preposterous attempt to turn back the pages of history"

"her conceited assumption of universal interest in her rather dull children was ridiculous"

3. imbecile, imbecilic, idiotic

having a mental age of three to seven years

Source: WordNet® (An amazing lexical database of English)

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