An average person, especially a man and typically of the working class. Sometimes spelled "Joe Schmo," "Shmoe," and "Shmo." My brother's just your typical guy, a real Joe Schmoe—you can find him watching a sporting event in a bar after work pretty much any night of the week. If we let Joe Shmo decide the policies in our country, we'd still be stuck in the 1800s.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
Joe Six-PackAMERICAN, INFORMAL
People say Joe Schmoe or Joe Six-Pack to refer to an ordinary, average person. The networks are looking for something they can sell to Joe Schmoe who lives in a caravan in Alabama. The most crucial factor will be the attitude of Joe Six-Pack, the ordinary American consumer.
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012
Joe Schmo(ˈdʒo ˈʃmo)
n. a jerk. Let’s say Joe Schmo wants a new car. What does he do?
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.