The average, ordinary, or typical college or university student. (Though the term is gendered, it does not necessarily refer to a man.) You're interested in this stuff because you're a political science major, but Joe College doesn't care two figs about the stuff that happens in politics. It's funny to see my brother, who nearly dropped out of high school and spent so many years going against the grain, become Mr. Joe College all of a sudden.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
n. a typical or average male college student. Joe College never had a computer or a laser-powered record player in the good old days.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
A typical male college student. The phrase came on the scene in the 1930s, usually applied approvingly, but occasionally as a label for a student whom the academic life sheltered from having to hold down a “real job” in the “real world.”
Endangered Phrases by Steven D. Price Copyright © 2011 by Steven D. Price