1425-75;late Middle English < Middle French,Old Frenchabuter touch at one end, verbal derivative of a but to (the) end; see a-5, butt2
Related forms
unabutting, adjective
British Dictionary definitions for abut
abut
/əˈbʌt/
verb abuts, abutting, abutted
1.
usually foll by on, upon, or against. to adjoin, touch, or border on (something) at one end
Word Origin
C15: from Old French abouter to join at the ends, border on; influenced by abuter to touch at an end, buttress
Word Origin and History for abut
v.
mid-13c., "to end at, to border on," from Old French aboter "join end to end, touch upon" (13c.), from à "to" (see ad-) + bout "end" (see butt (n.3)). Related: Abutted; abutting.