The meaning of “כִּבְשָׂה”

“And Abimelech said unto Abraham, What mean these seven ewe lambs which thou hast set by themselves?”

“And on the eighth day he shall take two he lambs without blemish, and one ewe lamb of the first year without blemish, and three tenth deals of fine flour for a meat offering, mingled with oil, and one log of oil.”

“And he shall offer his offering unto the Lord, one he lamb of the first year without blemish for a burnt offering, and one ewe lamb of the first year without blemish for a sin offering, and one ram without blemish for peace offerings,”

“And there came a traveller unto the rich man, and he spared to take of his own flock and of his own herd, to dress for the wayfaring man that was come unto him; but took the poor man’s lamb, and dressed it for the man that was come to him.”