Adultery with the Leg
Scholars have said that whoever sees themselves committing adultery with their leg, this may indicate that they are following women in forbidden matters.
Per Ibn Sirin's Muntakhab al-Kalam fi Tafsir al-Ahlam
Note: These are traditional scholarly interpretations (ijtihad) drawn from a specific classical source — not a binding religious ruling, fortune-telling, or a prediction of the future.