| Verb | 1. | keep out - prevent from entering; shut out; "The trees were shutting out all sunlight"; "This policy excludes people who have a criminal record from entering the country"excommunicate, curse - exclude from a church or a religious community; "The gay priest was excommunicated when he married his partner" lock out - prevent employees from working during a strike prevent, keep - prevent from doing something or being in a certain state; "We must prevent the cancer from spreading"; "His snoring kept me from falling asleep"; "Keep the child from eating the marbles" ostracise, ostracize - avoid speaking to or dealing with; "Ever since I spoke up, my colleagues ostracize me" | |