Butt

the end or extremity of anything, especially the thicker, larger, or blunt end considered as a bottom, base, support, or handle, as of a log, fishing rod, or pistol.
an end that is not used or consumed; remnant:
a cigar butt.
a lean cut of pork shoulder.
Slang. the buttocks.
Slang. a cigarette.
a person or thing that is an object of wit, ridicule, sarcasm, contempt, etc.
a target.

a wall of earth located behind the targets to prevent bullets from scattering over a large area.
butts, a wall behind which targets can be safely lowered, scored, and raised during firing practice.

butt hinge.
Obsolete. a goal; limit.
to have an end or projection on; be adjacent to; abut.
to position or fasten an end (of something).
to place or join the ends (of two things) together; set end-to-end.
to strike or push with the head or horns.
to strike or push something or at something with the head or horns.
to project.
Machinery. (of wheels in a gear train) to strike one another instead of meshing.
a push or blow with the head or horns.
butt in, to meddle in the affairs or intrude in the conversation of others; interfere:
It was none of his concern, so he didn’t butt in.
butt out, to stop meddling in the affairs or intruding in the conversation of others:
Nobody asked her opinion, so she butted out.
a large cask for wine, beer, or ale.
any cask or barrel.
any of various units of capacity, usually considered equal to two hogsheads.
any of several flatfishes, especially the halibut.
Contemporary Examples

Top Eleven Tennis Tantrums The Daily Beast Video August 30, 2010
Andrew Rannells Is Back On ‘Girls.’ You’ll Want to Give Him a Hug. Kevin Fallon February 12, 2014
Year of the Butt: How the Booty Changed the World in 2014 Kevin Fallon December 29, 2014
Getting Drunk, No Matter What, Ctd. Justin Green October 2, 2012
Snooki’s Ex-Boyfriend Talks More Trash About ‘Jersey Shore’ Star Jacob Bernstein March 6, 2012

Historical Examples

Hopalong Cassidy Clarence E. Mulford
The Underdog F. Hopkinson Smith
Bert Wilson, Wireless Operator J. W. Duffield
The Hunted Outlaw Anonymous
The Narrative of Gordon Sellar Who Emigrated to Canada in 1825 Gordon Sellar

noun
the thicker or blunt end of something, such as the end of the stock of a rifle
the unused end of something, esp of a cigarette; stub
(tanning) the portion of a hide covering the lower backside of the animal
(US & Canadian, informal) the buttocks
(US) a slang word for cigarette
(building trades) short for butt joint, butt hinge
noun
a person or thing that is the target of ridicule, wit, etc
(shooting, archery)

a mound of earth behind the target on a target range that stops bullets or wide shots
the target itself
(pl) the target range

a low barrier, usually of sods or peat, behind which sportsmen shoot game birds, esp grouse
(archaic) goal; aim
verb
usually foll by on or against. to lie or be placed end on to; abut: to butt a beam against a wall
verb
to strike or push (something) with the head or horns
(intransitive) to project; jut
(intransitive; foll by in or into) to intrude, esp into a conversation; interfere; meddle
(informal, mainly US & Canadian) butt out, to stop interfering or meddling
noun
a blow with the head or horns
noun
a large cask, esp one with a capacity of two hogsheads, for storing wine or beer
a US unit of liquid measure equal to 126 US gallons
noun
Dame Clara. 1872–1936, English contralto
n.
v.

The buttocks; rump; ass •This sense is attested as western US in 1860. Oddly enough, butt looks like a diminutive of buttock, but to judge by the suffix, the opposite must be the case.: So drunk he couldn’t find his butt with both hands (1450+)
The remainder of a smoked cigarette or cigar (1930s+)
A cigarette: a pack of butts (1900+)
The final year of a prison sentence or a term of military enlistment (1915+ Armed forces & prison)
Something or someone disliked •Somewhat derogatory: woman is a real butt