v. i. [ imp. & p. p. Abutted; p. pr. & vb. n. Abutting. ] [ OF. abouter, aboter; cf. F. aboutir, and also abuter; a (L. ad) + OF. boter, buter, to push: cf. F. bout end, and but end, purpose. ] To project; to terminate or border; to be contiguous; to meet; -- with on, upon, or against; as, his land abuts on the road. [ 1913 Webster ]

n. [ Ar. aubūtīlūn. ] (Bot.) A genus of malvaceous plants of many species, found in the torrid and temperate zones of both continents; -- called also Indian mallow. [ 1913 Webster ]

n. 1. State of abutting. [ 1913 Webster ]

2. That on or against which a body abuts or presses; as (a) (Arch.) The solid part of a pier or wall, etc., which receives the thrust or lateral pressure of an arch, vault, or strut. Gwilt. (b) (Mech.) A fixed point or surface from which resistance or reaction is obtained, as the cylinder head of a steam engine, the fulcrum of a lever, etc. (c) In breech-loading firearms, the block behind the barrel which receives the pressure due to recoil. [ 1913 Webster ]

n. The butting or boundary of land, particularly at the end; a headland. Spelman. [ 1913 Webster ]

n. One who, or that which, abuts. Specifically, the owner of a contiguous estate; as, the abutters on a street or a river. [ 1913 Webster ]