Rhyming slang is a spoken informal kind of language in which you do not use the normal word for something, but say a word or phrase that rhymes with it instead. In Cockney rhyming slang, for example, people say 'apples and pears' to mean 'stairs'.
rhyming slang in British English
noun
slang in which a word is replaced by another word or phrase that rhymes with it; for example, apples and pears meaning stairs
rhyming slang in American English
a form of language play, esp. as used by cockneys, in which a phrase is substituted for a single word with which the last word of the phrase rhymes (Ex.: trouble and strife used for wife, apples and pears for stairs)
Examples of 'rhyming slang' in a sentence
rhyming slang
"'Pots' are lorries, from rhyming slang: pots and pans, vans.