A legislative act pronouncing a person guilty of a crime, usually treason, without trial and subjecting that person to capital punishment and attainder. Such acts are prohibited by the U.S. Constitution.剥夺公民权法案：宣布一人有罪的法令，通常为叛国罪，未经审判而给予死刑及剥夺公民权利的判决。这种法令被美国国会所禁止