What does it mean when a guy says its OK when you annoy him?

When a guy says it's okay when you annoy him, it often indicates that he enjoys your company and values the playful dynamic between you. He may be expressing that he finds your quirks endearing rather than bothersome, suggesting a level of comfort and affection. This could also imply that he appreciates the lighthearted teasing and is willing to engage with you despite minor irritations. Overall, it's a sign of a positive and relaxed relationship.