A nonsensical mix of the words ridiculas and donkey. Causing or worthy of extreame ridicule, broadly or extravagantly humorous; resembling farce. Very silly and or deserving to be laughed at; That which excites laughter; Scornful pity.
That movie was redonkulas. Everything you just said was completly redonkulas. (Adverb)That fat girls dress is redonkulasly tight. (Noun)The redonkulasness of your argument kills me.