Malaphor
Origin
malapropismmetaphor; attributed to Lawrence Harrison.
Full definition of malaphor
Noun
malaphor
(plural malaphors)- (rare neologism) An idiom blend: an error in which two similar figures of speech are merged, producing a nonsensical result.
Usage notes
Examples include "hitting the nail on the thumb", "barking up the wrong alley" and "We'll burn that bridge when we come to it".