bloodbath

or blood bath

[ bluhd-bath, -bahth ]
/ ˈblʌdˌbæθ, -ˌbɑθ /

noun, plural blood·baths [bluhd-bath z, -bahth z, -baths, -bahths] /ˈblʌdˌbæðz, -ˌbɑðz, -ˌbæθs, -ˌbɑθs/.

a ruthless slaughter of a great number of people; massacre.
Informal. a period of disastrous loss or reversal: A few mutual funds performed well in the general bloodbath of the stock market.
a widespread dismissal or purge, as of employees.

Origin of bloodbath

First recorded in 1865–70; blood + bath1

British Dictionary definitions for blood bath

blood bath

noun

indiscriminate slaughter; a massacre