Dictionary.com
Thesaurus.com

peanut worm

American  

noun

  1. any small, unsegmented, marine worm of the phylum Sipuncula, that when disturbed retracts its anterior portion into the body, giving the appearance of a peanut seed.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "peanut worm" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com