Amish

Am"ish, n. pl. [Written also Omish.] (Eccl. Hist.)

Defn: The Amish Mennonites.

Am"ish, a. [Written also Omish.] (Eccl. Hist.)

Defn: Of, pertaining to, or designating, the followers of Jacob Amman, a strict Mennonite of the 17th century, who even proscribed the use of buttons and shaving as "worldly conformity". There are several branches of Amish Mennonites in the United States.