The definition of brood is the offspring or children in a family.(noun)
An example of brood is baby chicks all mothered by the same hen.
Brood means to sit on eggs, protect babies or to worry.(verb)
An example of brood is a mom sitting up worrying about her child.
See brood in Webster's New World College Dictionary
Origin: ME & OE brod, akin to Ger brut, a hatching: for IE base see breath
See brood in American Heritage Dictionary 4
Origin: Middle English
Origin: , from Old English brōd; see bhreu- in Indo-European roots.
Learn more about brood