Joe /dʒəʊ $ dʒoʊ/ BrE AmE noun
[ Date: 1900-2000 ; Origin: Male name, from Joseph ]
1 . Joe Public/Bloggs British English , Joe Blow/Schmo American English spoken the ordinary average person
2 . Joe College/Citizen etc American English spoken someone who is a typical example of people in a particular situation or involved in a particular activity