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Meaning of dumber than a box of rocks | Babel Free

Adjective CEFR C2

Definitions

Very stupid.

comparative-only, slang

CEFR level

C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.

See also

dumber than a rock dumber than a sack of bricks dumber-ass dumberass dumbest dumbest ass

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