sudden death

1 ENTRIES FOUND:
sudden death noun
sudden death
noun
Britannica Dictionary definition of SUDDEN DEATH
[noncount]
1 
sports : a period of extra play that is added when teams or players are tied at the end of normal play and that ends as soon as one team or player scores a point or gains the lead — often used before another noun
2 
medical : quick and unexpected death from any cause other than violence