You should NOT being cheating on anyone.
The above is correct. Stop now. Either with the "other" or the "spouse".
you will know if your cheating when you are dating someone and dating someone else at the same time.
its not cheating, unless you are dating oth of them
Are you the person they were cheating or was it someone else? If someone was cheating you, I would say I didn't want to be their girlfriend (or boyfriend if you are a guy) anymore and that I saw them cheating. If it is someone else that was being cheated, I would tell the person who is being cheated and tell the person what I saw the person do.
no its only cheating if they kiss and make out
No, If Your Dating Somebody And Have A Crush On Someone Else Its Not Cheating If Your Kissing Them Or Dating Them At the Same Time That Is Cheating.
Dump Them
If someone is cheating on Halo 3 you inform Bungie or they notice it by them self. But to be sure you inform Bungie about that.
lying means someone is deceiving you, cheating however is someone purposely betraying you.
If you are lying about seeing someone else when you shouldn't be the it's cheating. If you are lying so you don't hurt someone's feelings or you're lying to protect yourself from something you did wrong it is not cheating.
If you're with somebody and you meet with someone else that is single, then yes it is cheating. If you're not with somebody and your single and meeting with someone that is also single then no your not cheating. If you are single and the person your meeting is in a relationship then yes that to is cheating.
ask them?
Cheating someone out of what they are owed