from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of various large marine polychete worms of the genus Aphrodite, especially A. aculeata, having a flattened elliptic body with overlapping scales covered by long hairs.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A marine polychaete worm (genus Aphrodita) with the body covered in a dense mat of setae.
- n. The dunlin.
from the GNU version of the Collaborative International Dictionary of English
- A dorsibranchiate annelid, belonging to Aphrodite and allied genera, having long, slender, hairlike setæ on the sides.
- The dunlin.
from The Century Dictionary and Cyclopedia
- n. A marine dorsibranchiate annelid of the family Aphroditidæ.
- n. Same as sand-mouse.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any of several large worms having a broad flattened body with a mat of coarse hairs covering the back
Perhaps because it resembles a bedraggled mouse when washed up on shore. (Wiktionary)