That idea was dumb as a doorknob.

The lecture was boring as beans, and half the class fell asleep.

I understand your point, and that's as may be, yet we must consider the costs.

The town holds up as an example the way neighbors helped each other during the flood.

The skillet was hot as a pistol the moment it hit the burner.

At the conference, Dr. Sato often passes as an expert in cybersecurity despite her background in linguistics.

The software automatically marks as read any emails that are older than a week.

After months of training, Maria was fit as a flea and ready for the marathon.

She knew, sure as a gun, that the package would arrive on time.

The team rose, as one man, to applaud the retiring coach.