metametaphors
Metametaphor is a term used in rhetoric and literary criticism to refer to a metaphor about metaphor. More specifically, it describes a figure of speech in which the subject of the statement is metaphor or the process of metaphorization itself. By describing metaphor as such, metametaphors invite reflection on how figurative language constructs meaning and how cross-domain mappings influence thought.
Characteristics of metametaphors include self-reference and meta-level commentary. They can be explicit, as in statements like
Purpose and effects include illuminating the power and limits of metaphor, revealing ideological or cultural assumptions
See also: metaphor, metaphor theory, figurative language, cognitive linguistics.