butt
/bʌt/
noun
Meaning
The larger or thicker end of something; the blunt end, in distinction from the sharp or narrow end
The waste end of anything
(generally) An end of something, often distinguished in some way from the other end.
A limit; a bound; a goal; the extreme bound; the end.
verb
Meaning
To join at the butt, end, or outward extremity; to terminate; to be bounded; to abut.