D defs.my
Entry 1 sense Webster, 1913

Viva

/vē'və/ · Vi·va · IPA /ˈviː.və/
01 interj. Lit., (long) live; -- an exclamation expressing good will, well wishing, etc.
  1. 1.
    Lit., (long) live; -- an exclamation expressing good will, well wishing, etc.
    “A wilder burst of “vivas”.” — R. H. Davis.