Kossy Share definition Flag A popular unisex Igbo name, usually short for kosisochukwu, meaning As it pleases God. Other spelling variations include: kosi or Cossy. Kossy is very good at Maths Kossy by Ezi Enyi April 24, 2017 0 0 Get merch Get the Kossy mug. Buy Now — $32.95 See more merch