five-knuckle chuckle Share definition Flag pronoun. to mastubate, to jerk-off I saw dis chill on T.V earlier, slut made me wanna do the five-knuckle chuckle. five-knuckle chuckle by Thorns069 June 3, 2004 0 0 Get merch Get the five-knuckle chuckle mug. Buy Now — $32.95 See more merch