Slaganoo Share definition Flag Any male of Greek descent that drinks in bars until he has shagged the barmaid, then moves onto another establishment. Better find another bar lads, Liams done a Slaganoo here. Slaganoo by The Novice May 18, 2006 0 0 Get merch Get the Slaganoo mug. Buy Now — $32.95 See more merch