I think that's a double entendre, or double meaning.
A metaphor is an object, person, or animal that represents something beyond itself
stanza
The literary term is a person idea action or object that represents something else is metaphor.
This is called a symbol. A symbol is a tangible object or image that represents an abstract concept or idea. It has both its literal meaning and a deeper, associated meaning.
The object is serving as a symbol. Symbols are used to convey meaning that goes beyond their literal representation and can embody concepts, beliefs, or values in a more abstract way.
This literary device is called a symbol. Symbols are often used to convey deeper meanings or ideas beyond their literal interpretation in a text.
symbol mnemonic
This sounds very much like a symbol (Something that means itself and something more).
An anachronism is something that is "out of place" chronologically.
An allusion is a reference to a text, event, object, or person that exists outside the literary work itself. Allusions are meant to enhance the reader's understanding or add layers of meaning to the text by drawing on the reader's knowledge of the referenced element.
symbol
When something is broken the object itself obviously changes, but what it is made of remains the same.