Able-bodied refers, in law, to an individual's physical or mental capacity for gainful employment or military service, and it's in this sense that the term's also used regarding eligibility for payment of child support or alimony. The term's also used by disability rights activists and their supporters to refer to those who function "normally" in society and don't have an outward physical disability. It's often noted by these activists that "able-bodied"'s, for each individual who's able-bodied,… (More on Able-bodied)