Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)
Use "rattle-brained" in a sentence
"Those rattle-brained philosophers would drive even a saint to drink."
"He was neither rattle-brained, like Bert, nor coarse like other men she had encountered."
"He had often felt that a really good scare would be beneficial for a kender, would teach the rattle-brained little imps that life was not picnics by the tomb and taunting sheriffs and swiping gewgaws."