'Slaughtered' in the Bible

They slaughtered the bull, and they brought the boy to Eli.

Then the troops took the plunder: they took sheep and cattle and {calves} and slaughtered [them] on the ground and the troops ate [them all] with the blood.

Then Saul said, "Disperse [yourselves] among the troops and say to them, 'Bring to me each [one] his ox and each his sheep and slaughter them in this [place] and eat, but do not sin against Yahweh by eating [the animals] with the blood.'" So all the troops brought [them], each [leading] his ox in his hand that night, and slaughtered [it] there.

Should I take my bread and my water and my meat which I have slaughtered for my shearers and give [it] to men whom I do not know where they [are] from?

Now the woman had a fattened bull calf in the house, {so she quickly slaughtered it} and took flour, kneaded [dough], and baked him [some] unleavened bread.