The definition of a porter is a person who carries luggage at a hotel or on a train, who is responsible for manning the door at a hotel or a railroad employee who assists railroad passengers during their trip.
A sentinel; esp., any of the men of a military guard posted to guard against, and warn of, danger
An honor guard.
Find another word for gatekeepers. In this page you can discover 7 synonyms, antonyms, idiomatic expressions, and related words for gatekeepers, like: ostiaries, porters, doormen, watchmen, sentries, sentinels and guards.