barrelina Share definition Flag A derrogative term for a very unfit ballerina (pointing out at her barrel-shaped body). Jane always admired ballet, but she knew that her obesity would only enable her to become a barrelina. barrelina by Ace of spades aka raisin in flames September 13, 2007 0 0 Get merch Get the barrelina mug. Buy Now — $32.95 See more merch