a : a form of a noun, pronoun, or adjective demonstrating its grammatical relation to other words and phrases the phrase "Kid's" in "a Kid's shirt" is from the possessive case used to claim that one of two or maybe more choices is legitimate, but which one is real https://kameronjgzmt.jts-blog.com/35126887/pay-someone-to-do-my-case-study-no-further-a-mystery