class day

noun(sometimes initial capital letter)
  1. a day during the commencement season on which the members of the graduating class in U.S. colleges and schools celebrate the completion of their course with special ceremonies.

Origin of class day

An Americanism dating back to 1825–35

Words Nearby class day Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use class day in a sentence