be all brawn and no brain(s)

To have great power or physical strength but lack mental acuity or intelligence. He may have been a good football player in high school, but he was all brawn and no brains, so he didn't get into any colleges.

Common Names:

Name	Pronounced	Usage
Iscah	-	Biblical
DrahomÍR	-	Czech
Shaquille	-	English (Modern)
Tidir	-	Northern African, Berber
Anthelme	-	French
Cliff	[klif]