Callsies Share definition Flag "Callsies" is an expression used by a person when claiming something, like an object or a spot. Person: *spots something they want* "Callsies!!"Person: "I call callsies." Callsies by ┓┏ 凵 = ⊿┌┬┐ November 5, 2013 0 0 Get merch Get the Callsies mug. Buy Now — $32.95 See more merch