Buggery

n. sodomy; anal intercourse

The English term buggery is very close in meaning to the term sodomy, and is often used interchangeably in law and popular speech. It is also a specific criminal offence under the English common law.
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Noun
1. anal intercourse committed by a man with a man or woman
(synonym) sodomy, anal sex, anal intercourse
(hypernym) perversion, sexual perversion
(derivation) sodomize, sodomise, bugger

(n.)
Unnatural sexual intercourse; sodomy.
  

Synonymous with sodomy and referring to 'unnatural' sex acts, including copulation, either between two persons of the same sex or between a person and an animal (the latter act also known as 'bestiality'). - (read more on Buggery)