Definitions

1. noun

A county in the U.S. state of Illinois, named after William McHenry, a leader of the Sauk tribe.

“McHenry County is located in the northern part of Illinois.”

2. proper noun

A common surname, particularly in the United States.

“John McHenry is a well-known businessperson.”

3. verb

To make or become a McHenry, especially in the sense of a surname.

“The McHenry family name was McHenryed in the 18th century.”