a walking thesaurus
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Related to thesaurus: Antonyms
a walking thesaurus
A humorous term for someone who has a very large vocabulary. Gavin is a regular walking thesaurus—he'll be able to help you get the wording of your application just right. Compared to most sixteen-year-olds, Sarah is a walking thesaurus. She must read a lot in her spare time. You should ask my brother what that word means. I'm sure he would know, he's basically a walking thesaurus!
See also: walking
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.