まさか

Meaning

1. int
   by no means; never!; well, I never!; you don't say!; no way!
2. adv
   certainly (not); surely (not); hardly (expected)
3. nadj-no
   something unexpected; emergency
4. advadj-no
   indeed; really; truly; unexpectedly
5. n archaic
   (the) present; (the) here and now; situation at hand