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Another word used for calling one a retard! A commonly used Irish phrase!
Sherup ya bleedin johnner! That guy has a fierce look of a johnner about him!
by Sancho The legend! July 25, 2009
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Members of St John Ambulance tend to refer to each other as St Johnners or simply Johnners.
He's my Johnner friend!
by indianaprincess January 03, 2011
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