slaugh·ter / ˈslôtər/ • n. the killing of animals for food. ∎  the killing of a large number of people or animals in a cruel or violent way; massacre: the slaughter of 20 peaceful demonstrators. ∎ inf. a thorough defeat: an absolute slaughter by the Red Sox.• v. [tr.] (usu. be slaughtered) kill (animals) for food. ∎  kill (people or animals) in a cruel or violent way, typically in large numbers: innocent civilians are being slaughtered. ∎ inf. defeat (an opponent) thoroughly: our team was slaughtered in the finals.DERIVATIVES: slaugh·ter·er n.slaugh·ter·ous / -rəs/ adj.

Slaughter ★ 1972 (R)

After his parents are murdered, a former Green Beret goes after their killers. Plenty of brutality. Followed by “Slaughter's Big Ripoff.” 92m/ C VHS, DVD . Jim Brown, Stella Stevens, Rip Torn, Cameron Mitchell, Don Gordon, Marlene Clark, Robert Phillips; D: Jack Starrett; W: Mark Hanna, Don Williams; C: Rosalio Solano; M: Luchi De Jesus.

slaughter killing of cattle, etc. for food, killing of a person XIII; carnage, massacre XIV. — ON. *slahtr, slátr, f. *sla- SLAY1; repl. ME. slaʒt, repr. OE. *slæht, *sleaht.
Hence vb., esp. of massacring people and killing cattle XVI.