Foolproof (adj): 1 designed to function despite human error 2 without the possibility of failure Which sentence uses the word foolproof as described by the second definition? -The defense lawyer concluded his remarks with a foolproof argument of the defendant's innocence
. -The new computers were not foolproof in the hands of untrained users.
-Scientists were certain that despite being out of their control, the space probe would be foolproof.
-Foolproof methods of transportation may become a reality in the near future.