the unnecessary, indiscriminate killing of a large number of human beings or animals, as in barbarous warfare or persecution or for revenge or plunder.

a general slaughter, as of persons or animals

the massacre of millions during the war.

Informal . a crushing defeat, esp. in sports.

to kill unnecessarily and indiscriminately, esp. a large number of persons.

Informal . to defeat decisively, esp. in sports.

verb

create , give birth

noun

annihilation , assassination , bloodbath , bloodshed , butchery , carnage , decimation , extermination , genocide , internecion , murder , slaughter , slaying , bloodletting , pogrom , beating , drubbing , overthrow , rout , thrashing , vanquishment

verb

annihilate , butcher , decimate , depopulate , exterminate , mass murder , murder , slaughter , slay , crush , drub , overpower , smash , steamroller , thrash , trounce , vanquish , annihilation , bloodbath , butchery , carnage , decimation , genocide