In land laws and conveyancing, in those regions where grants, transfers, and deeds are made with reference to the subdivisions of the government survey, this term means forty acres of land in the form of a square, being the tract obtained by quartering a section of land (010 acres) and again quartering one of the quarters. Lente v. Clarke, 22 Fla. 515, 1 South. 149.
FORTY
TheLaw.com Law Dictionary & Black's Law Dictionary 2nd Ed.