Longman Dictionary of Contemporary English - rhyme

~1 n 1 a short poem or song, especially for children, using words that rhyme  (- see also nursery rhyme) 2 a word that rhymes with another word, for example `fold' and `cold' + for  (I can't find a rhyme for `orange'.) 3 the use of words that rhyme in poetry, especially at the ends of lines  (Shakespeare sometimes wrote in rhyme.) 4 without rhyme or reason in a way that cannot be reasonably explained  (Joe's moods change without rhyme or reason.) ~2 v (not in progressive) 1 if two words or lines of poetry rhyme, they end with the same sounds, including a vowel  (`House' rhymes with `mouse'.) rhyming couplet (=two lines of poetry that end in words that rhyme) 2 to put two or more words together to make them rhyme  (You can't rhyme `box' with `backs'.)