n. Offspring; progeny.n. A hatch; the young birds hatched in one nest, or those placed together in the care of one hen, or in an artificial brooder: as, a brood of chickens or of ducks.n. That which is bred; species generated; that which is produced; hence, figuratively, sort or kind.n. In mining, any heterogeneous mixture with tin or copper ore, as mundic or black-jack.n. A north of Scotland name for salmon-fry.n. Synonyms Covey, etc. See flock.To sit persistently on eggs, covering and warming them with the body and wings, for the purpose of hatching them: said of birds.To rest fixedly like a brooding bird.To meditate long and anxiously; remain a long time in anxiety or solicitous thought; have the mind dwelling persistently on a subject: with on or over.To sit over, cover, and cherish: as, a hen broods her chicks; hence, to nourish.To cherish with care.To ponder over; plan or mature with care: as, “to brood war,”An obsolete form of broad.n. Oyster spat in the second year of development.To incubate: as, brooded eggs.