jadj Share definition Flag Pronounced "Jah-jee" in Korean, the word 'jadj' basically means: penis. The exact definition in Korean means "a baby's penis" but 'jadj' is generally used to refer to the penis. Timmy is a homo because he grabbed John's jadj! jadj by andrew c. May 8, 2005 0 0 Get merch Get the jadj mug. Buy Now — $32.95 See more merch