ALthe use of two different metaphors at the same time to describe something, especially in a way that seems silly or funny 混杂隐喻〔指同时运用两个不同的隐喻描写某物,尤指显得可笑或滑稽〕
Examples from the Corpus
mixed metaphor• I have mixed metaphors for all occasions.• Instances are quoted of highly contrived antithesis, of mixed metaphor and elaborate circumlocution.