/hooh ev"euhr/ , pron.; possessive whosever; objective whomever .
1. whatever person; anyone that: Whoever did it should be proud. Ask whoever is there. Tell it to whomever you like.
2. no matter who: I won't do it, whoever asks.
3. who? what person? (used to express astonishment, disbelief, disdain, etc.): Whoever is that? Whoever told you such a thing?
[ 1125-75; ME; see WHO, EVER ]