/ Dictionary / Index Y Ymir: Meaning and Definition of Find definitions for: Y•mir Pronunciation: (ē'mir, y'mir), [key] — n. Scand. Myth. the earliest being and the progenitor of the giants, killed by Odin and his brothers. From his flesh the earth was made, from his blood the waters, and from his skull the heavens. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ymir (Thesaurus) YMHA Yngling Related Content Daily Word Quiz: verdant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language