bibe Share definition Flag Slang in Irish English, especially in the south-east, meaning person who brings bad luck. "Waterford United won 2-0 last night. Did you notice yer man Davy wasn't there? That's why they won - he's a fucking bibe." bibe by ejilism5 April 26, 2014 0 0 Get merch Get the bibe mug. Buy Now — $32.95 See more merch