Meaning of rhyme up | Babel Free

Definitions

1. To make a non-rhyming song, poem, etc., into a rhyming one.
   transitive
2. To come up with a rhyme for (a word, name, person, subject, etc.).
   often, transitive

Examples

“The song is good, but I still gotta rhyme it up.”

“He rhymed up the kid's name with funny words to make an improvised song.”

CEFR level