Your nan's got a bowl 'ead Share definition Flag Your nan has a head of hair in the shape of a bowl.Generally used as insult/conversation killer. Person A: Yo Person B: Shut up fam your nan's got a bowl 'ead Person A: * Silence* Your nan's got a bowl 'ead by Your ban's got a nowl 'ead November 10, 2013 0 0 Get merch Get the Your nan's got a bowl 'ead mug. Buy Now — $32.95 See more merch