Definition of cornballs:
(n) :
(US, informal) An unsophisticated person.
(n) :
(US, informal) Something or someone excessively corny.
(n) :
(US, originally African-American Vernacular, Internet slang) A corny person; an uncool, stupid, or lame person.
(adj) :
(informal) Naive, corny.
(n) :
A ball of popped corn stuck together with soft candy from molasses or sugar.