v.
intr. To touch or end at one end or side; lie adjacent. v.
tr.
To border upon or end at; be next to.
To support as an abutment.
[Middle English abutten, from Old French abouter, to border on (a-, to from Latin ad-; see ad- + bouter, to strike; see bhau- in Indo-European roots) and from Old French abuter, to end at (from but, end; see butt4).] a·but'ter n.
Main Entry: abut Pronunciation: &-'b&t Function: verb Inflected Forms: abut·ted; abut·ting intransitive verb : to touch along a border or with a projecting part —used with on, upon, or againstabuts on the road> transitive verb : to border on : reach or touch with an end abut each other>