Definition of "Butt" :
noun: thick end of the handle
noun: the small unused part of something (especially the end of a cigarette that is left after smoking)
noun: a large cask (especially one holding a volume equivalent to 2 hogsheads or 126 gallons)
noun: a joint made by fastening ends together without overlapping
noun: finely ground tobacco wrapped in paper; for smoking
noun: sports equipment consisting of an object set up for a marksman or archer to aim at
noun: the fleshy part of the human body that you sit on
"He deserves a good kick in the butt."
noun: a victim of ridicule or pranks
noun: the part of a plant from which the roots spring or the part of a stalk or trunk nearest the roots
verb: to strike, thrust or shove against
"He butted his sister out of the way."
verb: lie adjacent to another or share a boundary
verb: place end to end without overlapping
"The frames must be butted at the joints."