/ Dictionary / Index Y YHA: Meaning and Definition of Find definitions for: YHA Pronunciation: [key] Youth Hostels Association. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Yggdrasil YHVH Related Content Daily Word Quiz: hedonist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language