King James Bible Dictionary

1. A fatted animal for slaughter (2 Samuel 6:13; Isaiah 11:6; Ezekiel 39:18. Comp. Matthew 22:4, where the word used in the original, sitistos, means literally "corn-fed;" i.e., installed, fat).

2. Psalms 66:15 (Heb. meah, meaning "marrowy," "fat," a species of sheep).

3. 1 Samuel 15:9 (Heb. mishneh, meaning "the second," and hence probably "cattle of a second quality," or lambs of the second birth, i.e., autmnal lambs, and therfore of less value).

FAT'LING, noun [from fat.] A lamb, kid or other young animal fattened for slaughter; a fat animal; applied to quadrupeds whose flesh is used for food.

David sacrificed oxen and fatlings. 2 Samuel 6:13.