An employee of a hotel who meets arriving guests and escorts them to their rooms. / (Philippines) A bargirl.

(US, law enforcement) A police officer stationed at a school, such as a high school.

plural of school resource officer

(architecture) The space available for use by commercial tenants within an office building.

plural of office floor plate

(archaic) Synonym of postal order

(historical) Alternative form of post-office order.

plural of post office order

plural of post-office order

plural of travelling post office