Kid Meaning Oxford Dictionary. Intr to behave or speak deceptively for fun. Used as an informal form of address.

A newcomer a recently arrived person or in extended use thing. Frequently in new kid in town new kid on the block. Tr to tease or deceive for fun.
We ll be seeing ya kid.
Informal a person who is new to a place an organization etc. A young person who is outstandingly skilful or successful at something. Tr to tease or deceive for fun. A the new kid on the block.