Plebe/pliːb/ Definition 1 of 2Pro Tip 1/3Military Specific Used exclusively in military or naval academies, referring to new cadets. The plebes received their uniforms today. Pro Tip 2/3Hierarchy Implies a lower position in the academy's hierarchy and less experience. During exercises, plebes usually follow the lead of senior cadets. Pro Tip 3/3Time-specific Only used for the first academic year or initial training period. After he finishes his plebe year, he'll be a sophomore.