Brăt, n.

n. [Prov. Eng. brat, a child's bib or apron, scum, bratty, mean and dirty, A-S. bratt, cloak, rag, W. brat, bratt, clout, rag, Ir. & Gael. brat, cloak, veil, apron, rag, brat speillith, or spaniellith, a swaddling cloth. The Ger. brut, Eng. brood, A-S. brōd, can not be compared, though they have nearly the same meaning.]

1. A child, so called in contempt. “This brat is none of mine.” Shak. “Their dirty brats.” Thackeray.
2. Offspring; progeny. [Obs.]

O Israel! O household of the Lord! O Abraham's brats! O brood of blessed seed! Gascoigne.