Thumb

See also: thumb, -thumb, and þumb

English

Etymology

From its thumb-like shape.

Proper noun

the Thumb

1. (informal) The eastern part of the Lower Peninsula of Michigan, United States (the "Mitten").
   • 2018 July 17, Autumn Spanne, “Check out these crazy rock formations across the United States”, in CNN‎:

     Turnip Rock is located in a portion of eastern Michigan dubbed the Thumb, where 140 miles of coastline and waterfront towns offer a variety of outdoor activities, including biking, walking and kayaking.