Garfknuckle Share definition Flag A war crime where you defecate in your foe's face. Oh look at Private Dave! He just did a Garfknuckle in that guys face! Garfknuckle by James Evan Huckleberry The II October 10, 2022 0 0 Get merch Get the Garfknuckle mug. Buy Now — $32.95 See more merch