(informal) A silly or foolish person.
A meaningless word used in refrains, especially in old English ballads and glees.
A fool; a simpleton.
(fandom slang) A user who posts anonymously on the Internet.
a stupid foolish person
A silly fellow; a ninny.
Nonny is a given name. Notable people with the name include: Nonny Hogrogian (born 1932), Armenian-American writer and illustrator Nonny de la Peña, American pioneer in virtual reality Nonny, a character from the American animated television series Bubble Guppies.