/ Dictionary / Index W whosever: Meaning and Definition of Find definitions for: whos•ev•er Pronunciation: (h-zev'ur), [key] — pron. (the possessive case ofused as an adjective): Whosever wagon this is, get it out of here. Whosever is this ridiculous hat? the one or ones belonging to whomever: Whosever will win, do you think? Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. whosesoever whosis Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language