A man who dates a woman that has children by another man. The man is the boyfriend to the mother of the children and thus a Step Boyfriend to the children.
The children left their Dad's house to go visit their Mom and Step Boyfriend for the weekend.
1. "Hey sport, Great job on getting the vasectomy done! I got you a Nintendo Switch."
2. "Yoooo thank you so much. I'm happy to be such a good Step Boyfriend for you and my wife."