Childless is a term that refers to a person or couple that doesn't have any children. Childlessness may be the result of: a deliberate choice, circumstance, or infertility or other health problems that would prevent or preclude them from having children. Childless by choice Some people are childless by choice, meaning that they've made a conscious decision not to have children. Childfree is a term that's coming into use as an alternative, indicating that they don't see the absence of having a… (More on Childless)