Someone who guards the entrance to a building

• Church doorkeeper
• Doorkeeper
• Church doorkeeper moved to Syria

Wiktionary Word definitions in Wiktionary
n. 1 The mouth of a river; an estuary. 2 One who keeps the door, especially the door of a church; a porter.

WordNet Word definitions in WordNet
n. the lowest of the minor Holy Orders in the unreformed Western Church but now suppressed by the Roman Catholic Church [syn: doorkeeper , ostiarius ] someone who guards an entrance [syn: doorkeeper , doorman , door guard , hall porter , porter , gatekeeper ...

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Ostiary \Os"ti*a*ry\, n.; pl. -ries . [L. ostium door, entrance. See Usher .] The mouth of a river; an estuary. [R.] --Sir T. Browne. One who keeps the door, especially the door of a church; a porter. --N. Bacon.