An alternative to the title "step-mom," which is a female caregiver of a child who assumed the parental role through marriage to one of the child's original (usually biological) parents. Most commonly, a step-mom is the second wife of a child's biological father. I live with my mom during the week and then visit my dad and bonus mom every other weekend.

An alternative to the title "step-dad," which is a male caregiver of a child who assumed the parental role through marriage to one of the child's original (usually biological) parents. Most commonly, a step-dad is the second husband of a child's biological mother. I live with my dad during the week and then visit my mom and bonus dad every other weekend.

An alternative to the title "step-child," which is a child of a step-parent who assumed the parental role through marriage to one of the child's original (usually biological) parents. Most commonly, the step-parent is the second spouse of one of the child's biological parents. My bonus children come to visit their father and me every other weekend.

An alternative to the title "step-kid," which is a child of a step-parent who assumed the parental role through marriage to one of the child's original (usually biological) parents. Most commonly, the step-parent is the second spouse of one of the child's biological parents. My bonus kids come to visit their father and me every other weekend.

An alternative to the title "step-daughter," which is a female child of a step-parent who assumed the parental role through marriage to one of the child's original (usually biological) parents. Most commonly, the step-parent is the second spouse of one of the child's biological parents. My bonus daughter comes to visit her father and me every other weekend.

An alternative to the title "step-son," which is a male child of a step-parent who assumed the parental role through marriage to one of the child's original (usually biological) parents. Most commonly, the step-parent is the second spouse of one of the child's biological parents. My bonus son comes to visit his father and me every other weekend.

Used as an interjection in reaction to a pleasant occurrence or receiving some benefit, often a surprising one. A: "And I got some ice cream for you, too." B: "Ooh, bonus!"