v. (abutted, abutting) 1 intr. (foll. by on) (of estates, countries, etc.) adjoin (another). 2 intr. (foll. by on, against) (of part of a building) touch or lean upon (another) with a projecting end or point (the shed abutted on the side of the house). 3 tr. abut on.
[ OF abouter (BUTT(1)) and AL abuttare f. OF but end ]