Definition of "upperclassman" []

• A student in the junior or senior class of a secondary school or college. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Helping the upperclassman were a couple of juniors who played big on the night."
• "I can tell you firsthand the boys who are not starting have attitudes ... they and their parents think they are the best and should be starting all the time becuase they are "upperclassman"."
• "I joke that we're at that "upperclassman" level where we check out from meeting new people."