1) A person that lacks experience or is ignorant of any real
world knowledge.
2) An insult, typically used to imply that a person is young and stupid, and arrogant.
3) A
child, young person,
teenager.
1) Employee: "I am so fresh out of school, that I practically
don't know very much."
Boss: "So your just a regular snot nosed
kid."
OR
2) "You
don't even know what you are talking about! Your probably nothing but some rambling snot nosed kid and need to seriously grow up!"
OR
3) "I can't imagine having any children. I mean who wants to deal with a pair of snot nosed little brats running around the
house after a long day at work!"