sucka duck Share definition Flag A foolish person who needs to accept his/her comeuppance for their wack behavior. Yo, B, you need to chill wit' that, you actin' like a sucka duck and need to accept yo' comeuppance! sucka duck by Kwirk April 23, 2004 0 0 Get merch Get the sucka duck mug. Buy Now — $32.95 See more merch