1 definition by AADGHAYGAYHFUIAHF

When you are with a woman / man and you beat your dick without them knowing and then cumming in their coffee while they go to the bathroom.
Person 1 : "Im going to the bathroom"
After he leaves
Person 2 : "Im gonna Dirty Achilles him"
Person 3 "I cant wait to see his reaction"
by AADGHAYGAYHFUIAHF June 21, 2021
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