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Upper Peninsula

noun
  1. the peninsula between lakes Superior and Michigan constituting the N part of Michigan. Abbreviation: U.P.
Also called Upper Michigan, Northern Michigan.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for northern michigan

Upper Peninsula

noun
  1. a peninsula in the northern US between Lakes Superior and Michigan, constituting the N part of the state of Michigan
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012