Signs that indicate that you're a guy's side chick not main.

Mixed signals: His words don't match his actions. He might shower you with affection in private but keep things distant in public. 

You are not his priority: Not always there when you need him, and has never introduce you to family,or invite you to family gathering.

 He only calls you over when he needs something,he’s horny and needs sex.

He dials or receive calls from a particular number : That number might not be saved, but gives attention to the person via call , even when you are around, and give details of his day and every thing.

Hates surprise visits👀

Have you tried to surprise your boyfriend at his house and he gets so cross with you. Now that reason might be because you are the side babe. He never wants you coming unannounced without calling first. He gives you the impression that he hates surprises.