1)Leftover food particles in ones teeth
2)Leftover human biologicals on ones clothing ie; Monica Lewinski
3)After effect, result
1)Maria has broccoli in stuck in her teeth. She has a serious case of afdig
2)"Awww Man the afdig on this dress is so noticible, I'm going to have to wash it now and leave in the morning!"
3)"This one's gonna cause some terrible afdig"