What does it mean when a guy looks at you when you are talking to someone else?

Answer 1

Usually a person looking at you while you speak means they are listening to what you say. If he continues to look at you while another person talks or looks mainly at you when he talks, then he probably likes you.

Answer 2

This means he is not centered. Not in his masculine. And not confident in himself. Maintaining proper eye contact while talking to a women is very important. Looking away usually indicates (to her) that a man is unworthy to have her.

Answer 3

He's distracted by what the other person is doing/wearing.