allegory n. – 1 : the expression by means of symbolic fictional figures and actions of truths or generalizations about human existence; also : an instance (as in a story or painting) of such expression
2 : a symbolic representation
This coat is like a coat you give to somebody because you like them.
This coat is like a coat you… write on… with your friends… Okay, it’s just a message board. Sorry, allegories involving coats are pretty limited.