Proper noun
Dummer (plural Dummers)
A surname.
Tom Belling senior (1843–1900) developed the "red clown" or "Auguste" (Dummer August) character in c. 1870, acting as a foil for the more sophisticated "white clown". Source: Internet
When Pearl met Clyde Chambers of Millboro, son of Bert and Alice (Dummer) Chambers, she was 15 years old. Source: Internet
Dummer did not join the cross country program until her sophomore year. Source: Internet