Definition of elmer:
(n) :
A city in Missouri.
(n) :
A borough of New Jersey.
(n) :
A town in Oklahoma.
(n) :
A male given name from Old English transferred back from the surname in the 19th century U.S.
(n) :
A surname transferred from the given name.
(n) :
A person who provides personal guidance and assistance to ham radio enthusiasts.