People who are disadvantaged or live in disadvantaged areas live in bad conditions and tend not to get a good education or have a reasonable standard of living. the educational problems of disadvantaged children = underprivileged The disadvantaged are people who are disadvantaged
marked by deprivation especially of the necessities of life or healthful environmental influences; "a childhood that was unhappy and deprived, the family living off charity"; "boys from a deprived environment, wherein the family life revealed a pattern of neglect, moral degradation, and disregard for law"