Pronunciation: (hOO-zev'ur), [key]
1. (the possessive case of whoever used as an adjective): Whosever wagon this is, get it out of here. Whosever is this ridiculous hat?
2. 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.