Is Snookums a Word?

(informal) A term of endearment, especially for a child.

What language is the word snookums?

snookums (n.)

The name is perhaps from Snooks, proper name used in Britain for "a hypothetical person" (1860; compare Joe Blow in U.S.). As an actual proper name, Snooks dates back to the Domesday Book and may be from Old English *snoc "a projecting point of land" (perhaps here with sense of "a big nose").

What does it mean when a girl calls you snookums?

snookums. noun. sweetheart; a term of endearment.