dumb as dirt

The real shame is that people who are dumb as dirt still get to vote.

His talk appearances make him look dumb as dirt.

Dumb as dirt but handled her Road King pretty good.

I think he just recognized that I was as dumb as dirt and would never get it.

They like to pretend they're regular little geniuses, but mostly they're dumb as dirt.

Heather was too dumb, as dumb as dirt, Carol not much better.

The real GOP candidates are dumb as dirt.

Forget the term "dumb as dirt."

Dumb as dirt, man.

Duane is dumb as dirt.

He is assisted on the show by Shane (Ross Gibby), young, buff and dumb as dirt.

Some he recognized--ceratopians, torosaurs, alamosauruses, simple beasts, dumb as dirt, following instinct through the eons.

Movement lacks fluidity and enemies are dumb as dirt, either making a suicidal run at you or standing around stupidly while you lob grenades at them.

Jar Jar is likable, easygoing, and dumb as dirt--always being scolded or saved from death by the Jedi knights.

The tank crew is enthusiastic but dumb as dirt, and will throw in weapons willy-nilly, meaning it might fire a powerful bomb and then immediately launch a pepper, which destroys its own weapons as well as the enemy's.

The boys saw it, too, and one of them--who I would later find out was named Jackson--said real loud, "You gotta be dumb as dirt to believe Jack Palance is coming to Tiburon," and all of them laughed.