Incongruous;inviting ridicule. Synonyms:absurd, cockeyed, idiotic, laughable, ludicrous, nonsensical, preposterous, ridiculous."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"