bunghole

from WordNet (r) 3.0 (2006)

bunghole
    n 1: vulgar slang for anus [syn: {arse}, {arsehole}, {asshole},
         {bunghole}]
    2: a hole in a barrel or cask; used to fill or empty it

from The Collaborative International Dictionary of English v.0.48

Bunghole \Bung"hole`\, n.
   See {Bung}, n., 2. --Shak.
   [1913 Webster]

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