be all brawn and no brains

to be physically strong but not very intelligent I agree he's got a good body, but he's all brawn and no brains.

Name	Pronounced	Usage
Cobb	[kɔb]
Judit	YOO-deet (Hungarian)	Hungarian, Spanish, Swedish, Norwegian, Danish
Kinga	KEEN-gah (Polish), KEEN-gaw (Hungarian)	Polish, Hungarian
Pantheras	-	Ancient Greek
Vlastislav	-	Czech, Medieval Slavic
Wioleta	vyaw-LE-tah	Polish