You may be monumentally stupid, but you do amuse me.

She had the victory, if she didn't lose her nerve now and do something monumentally stupid.

And all he was asking me to believe was that the U.S. federal government could be monumentally stupid.

So he had heard those monumentally stupid words.

Agreed, and monumentally stupid on Apple's part not to have foreseen this scenario.

Nice try, and it might have worked were I monumentally stupid.

Colene felt the thrill of danger, and knew she was about to do something monumentally stupid.

I would like you to substantiate that monumentally stupid statement, if you even have the balls to attempt to.

Feelings were beginning to creep in, and that would be monumentally stupid, to actually begin to care for him.

Others, more honest, might have called it the sleep of the monumentally stupid.