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1 definition by An Cú na hÓiche

 
1.
Irish Slang for a vessel that contains a spirit normally 200ml but I've seen 350 ml called nagens too as opposed to a flaggon which is a larger bottle, also known as a shoulder
'Will ya run into the offie and grab us a naggen of Powers and a naggen of Smirnoff'
by An Cú na hÓiche September 04, 2008