- any of several large eared seals, as Eumetopias jubatus (Steller's sea lion), of the northern Pacific, and Zalophus californicus (California sea lion), of the Pacific coast of North America.
- Heraldry. a monster having the forepart of a lion, webbed forepaws, and the dorsal fin and tail of a fish.
Origin of sea lion
First recorded in 1595–1605
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- any of various large eared seals, such as Zalophus californianus (Californian sea lion), of the N Pacific, often used as a performing animal
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