Definition of "butcher"

butcher¹

/ˈbʊt͡ʃ.ə(ɹ)/

noun
plural butchers
1. A person who prepares and sells meat (and sometimes also slaughters the animals).
  Quotations
  He looked in vain into the stalls for the butcher who had sold fresh meat twice a week, on market days...
  1900, Charles W. Chesnutt, chapter I, in 'The House Behind the Cedars
2. (figurative) A brutal or indiscriminate killer.
  Quotations
  Butcher of an innocent child.
  c. 1596 (date written), William Shakespeare, “The Life and Death of King Iohn”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act IV, scene ii]
3. (Cockney rhyming slang, from butcher's hook) A look.
4. (informal, obsolete) A person who sells candy, drinks, etc. in theatres, trains, circuses, etc.
5. (colloquial, archaic, card games) A king playing card.
verb
third-person singular simple present butchers, present participle butchering, simple past and past participle butchered
1. (transitive) To slaughter (animals) and prepare (meat) for market.
2. (intransitive) To work as a butcher.
  Quotations
  He tells me he now earns three times as much as he did butchering.
  2008, Monte Dwyer, Red In The Centre: The Australian Bush Through Urban Eyes, Monyer Pty Ltd, page 121
3. (transitive) To kill brutally.
4. (transitive) To ruin (something), often to the point of defamation.
5. (transitive) To mess up hopelessly; to botch; to distort beyond recognition.

butcher²

/ˈbʊt͡ʃ.ə(ɹ)/

adjective
1. comparative form of butch: more butch
  Quotations
  Weaver and Shaw dance together and almost immediately another butch, an even butcher butch (Leslie Feinberg), cuts in to dance with Shaw (though Shaw would kill me if she heard me call someone a butcher butch).
  2003, Alisa Solomon, Re-Dressing the Canon: Essays on Theatre and Gender, page 170