RichThesaurus
dumb as dirt
dumb as dirt
synonyms
dumber than a rock
woolly-headed
smooth-brained
stupid
thick as mince
thickheaded
fuckwitted
fuzzy-minded
thickwitted
wool-headed
dunderheaded
obtuse
mentally retarded
knuckleheaded
oafish
hammer-headed
slow
foolish
witless
thick as pig shit
moronic
mindless
dumber than a box of rocks
fatheaded
shit-for-brains
sheep-headed
idiotic
muttonheaded
thick as a plank
peabrained
lowbrow
monosynaptic
simple
unsmart
not the sharpest knife in the drawer
fuzzy-headed
feeble-minded
flea-brained
half-witted
woolly-minded
thick as a brick
lamebrained
mentally challenged
thick
thick as champ
pudding-headed
unintelligent
nitwitted
lunkheaded
wooden-headed
more synonyms
dumb as dirt
antonyms
intelligent