Grade hallway | Article about grade hallway by The Free Dictionary
An enclosed passageway that provides a protected path of escape in the event of fire; terminates at a street or an open space or court communicating with a street.
References in periodicals archive
The certificate is hanging in the 2nd grade hallway
to continue encouraging the students who might not be as excited about math, to keep their eyes on their long-term goal.
Ask a beanstalky kid what it's like in the fifth grade hallways
where disappearing into the crowd is a sacred mission.