birdbrains

don't be such a birdbrain; think before you act.

he made a birdbrain decision that cost the team the game.

sometimes i feel like a birdbrain when i forget simple things.

she called him a birdbrain for not studying for the test.

birdbrains often overlook important details.

his birdbrain ideas didn't impress anyone at the meeting.

don't be a birdbrain; double-check your work.

even birdbrains can learn from their mistakes.

he acted like a birdbrain during the presentation.

birdbrains usually don't realize the consequences of their actions.