CLASS DAY n.
In American colleges and universities, a day of the commencement season on which the senior class celebrates the completion of its course by exercises conducted by the members, such as the reading of the class histories and poem, the delivery of the class oration, the planting of the class ivy, etc.…
FROM prep.
leaving behind; by reason of; out of; by aid of; -- used whenever departure, setting out, commencement of action, being, state, occurrence, etc., or procedure, emanation, absence, separation, etc., are to be expressed. It is construed with, and indicates, the point of space or time at which the action, state, etc., are…