Definition of "acre" []

• A unit of area in the U.S. Customary System, used in land and sea floor measurement and equal to 160 square rods, 4,840 square yards, or 43,560 square feet. See Table at measurement. (noun)
• Property in the form of land; estate. (noun)
• A wide expanse, as of land or other matter. Often used in the plural: "Everything was streaky pink marble and acres of textureless carpeting” ( Anne Tyler). (noun)
• Archaic A field or plot of arable land. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The glebe is * about 3! acres arable, of a good light foil, and about an acre of pafture and meadow, befides a garden J of an acre* The living, exchu five of the glebe, was formerly 36L 3 s. 7d."
• "$10.46 per acre; the product of the improved lands of the Free States was $26.68 _per acre_ and of the Slave States $11.55, while, _per capita_, the result was $131.48 to $70.56."
• "Few people know that an acre is a chain times a furlong but in the US we like the term acre and we are used to it so take your French opinions and your metric system and . . . oops, sorry, got a little off track there."