If you have a perfectly good reason why you ARE talking to him if your boy/girlfriend finds out, then no.
but otherwise, i would think yes, it is considered cheating.
Chat with our AI personalities
We talk to our GirlFriends on phone.
It phone number is the number of every apple phone.
"If it exploded, how am I talking to you?"
You could tell the person on the phone that your going to put them on hold for a minute, then answer the other call and ask them to call back later, then continue your conversation with the first caller.
they look or stare at you when they are talking in their ear or passing notes or texting or you can hear them or you can see them writing or texting on their phone or on a paper