Idiomatic proverb

From Teflpedia

An idiomatic proverb (/ɪdɪəmætɪk prɒvɜ:b/) or proverbial idiom (/prəvɜ:bɪəl ɪdɪəm/) is an expression that is both an idiom and a proverb, thus presenting a double whammy for students.


For example, "you can't have your cake and eat it".