hominid - a primate of the family Hominidaeprimate - any placental mammal of the order Primates; has good eyesight and flexible hands and feet australopithecine - any of several extinct humanlike small-brained bipedal primates of the genus Australopithecus; from 1 to 4 million years ago dryopithecine - considered a possible ancestor to both anthropoid apes and humans |