"Juvenile insults" refers to immature and childish insults or name-calling that are often used by young people or those who are acting immaturely. Full definition
The last significant piece of the puzzle is Harvey, a government operative played by Jeffrey Dean Morgan, who does what he can to bring sly Southern charm to this pretty stock role, which otherwise involves simply trading juvenile insults with Johnson. (edition.cnn.com)
Readers exchange juvenile insults, condescending lectures and veer off into tangents that have nothing to do with the article they just read. (religion.blogs.cnn.com)
Read the ENTIRE Bible so you won't be so CLUELESS about what it says and won't continue to make a fool of yourself by falsely calling other people liars and making juvenile insults. (religion.blogs.cnn.com)