- any fish of the genus Hippocampus, of the pipefish family, having a prehensile tail, an elongated snout, and a head bent at right angles to the body.
- a fabled marine animal with the foreparts of a horse and the hind parts of a fish.
- a walrus.
Origin of sea horse
1425–75; late Middle English sehors walrus; compare German Seepferd
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for sea-horse
Others, like the cat-fish and sea-horse, are rare—in England, at any rate.
The animal is sometimes known as the sea-horse, and also as the morse.The Animal World, A Book of Natural History
Amongst them invariably appears a representation of a sea-horse or a dolphin.Portrait Miniatures
George C. Williamson
Belfast has the sea-horse for sinister supporter and also for crest.Fictitious & Symbolic Creatures in Art
In what ways is the Sea-horse so different from most other fish?Within the Deep
R. Cadwallader Smith
- any marine teleost fish of the temperate and tropical genus Hippocampus, having a bony-plated body, a prehensile tail, and a horselike head and swimming in an upright position: family Syngnathidae (pipefishes)
- an archaic name for the walrus
- a fabled sea creature with the tail of a fish and the front parts of a horse
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for sea-horse
Online Etymology Dictionary, © 2010 Douglas Harper