Meaning

adjective of a region of the United States generally including Ohio; Indiana; Illinois; Iowa; Missouri; Kansas; Nebraska; and sometimes Michigan; Wisconsin; Minnesota

originEtymology tree Proto-Indo-European *me Proto-Indo-European *dʰeh₁-? Proto-Indo-European *-dʰe Proto-Indo-European *médʰi Proto-Indo-European *-os Proto-Indo-European *médʰyos Proto-Germanic *midjaz Proto-West Germanic *midi Old English midd Middle English mid English mid English mid- English western English midwestern From mid- + western.

Etymology from Wiktionary, CC BY-SA 3.0