ludicrous

英['luːdɪkrəs;'ljuː-] 美['ludɪkrəs]

1. broadly or extravagantly humorous; resembling farce;

"the wild farcical exuberance of a clown"

"ludicrous green hair"

2. completely devoid of wisdom or good sense;

"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"