Entry 1 sense Webster, 1913 Autobiographer /ôtˌ-əb-ī-äg'-rəf-ẽr/ · Au·to·bi·og·ra·pher · IPA /ˌɔtəbaɪˈɑɡrəfər/ 01 n. One who writes his own life or biography. 1. One who writes his own life or biography.