Ready Made Family
A term commonly used to denote a male who is dating a female whom has already produced offspring via another male. A male who is prepared to take such measures in finding a new partner usually reeks of desperation, and has limited alternatives, therefore is prepared to raise another males offspring simple to ensure they don't die alone.
Mate: Why is he dating her?
Other Mate: Only girls around here come as a Ready Made Family.
Other Mate: Only girls around here come as a Ready Made Family.