If you dreamed about cheating on someone else's spouse: You can discuss your feelings or remind yourself of unresolved issues from the past, Unlawful things you do may turn out to be big mistakes. To see that someone else is cheating on your spouse in your dream indicates that the events seen and heard in the environment leave deep traces on your psychology and the person will experience troubled and troubled days and need support. Cheating on one's spouse is also a sign of being devastated by bad news and experiencing great sadness.