Entry 1 sense Webster, 1913 Doorkeeper /dôr'-kēpˌ-ẽr/ · Door·keep·er · IPA /ˈdôr-ˌkē-pər/ 01 n. One who guards the entrance of a house or apartment; a porter; a janitor. 1. One who guards the entrance of a house or apartment; a porter; a janitor.