squanderance Share definition Flag The condition of failing to take advantage of, losing a chance for, or spending extravagantly and wastefully (i.e. squandering). A Porsche with an automatic?!? That's damn close to squanderance!! squanderance by Rusty Camaro April 21, 2005 0 0 Get merch Get the squanderance mug. Buy Now — $32.95 See more merch