probably the great aurochs or wild bulls which are now extinct. The exact meaning is not known.
STRONG'S WORD STUDY
H7214 — רְאֵם
re.em · wild ox · Hebrew/Aramaic
9 tagged verse occurrences
Numbers 23:22 · רְאֵ֖םGod bringeth them forth out of Egypt; He hath as it were the strength of the wild-ox.Numbers 24:8 · רְאֵ֖םGod bringeth him forth out of Egypt; He hath as it were the strength of the wild-ox: He shall eat up the nations his adversaries, And shall break their bones in pieces, And smite them through with his arrows.Deuteronomy 33:17 · רְאֵם֙The firstling of his herd, majesty is his; And his horns are the horns of the wild-ox: With them he shall push the peoples all of them, even the ends of the earth: And they are the ten thousands of Ephraim, And they are the thousands of Manasseh.Job 39:9 · רֵּ֣יםWill the wild-ox be content to serve thee? Or will he abide by thy crib?Job 39:10 · רֵ֭יםCanst thou bind the wild-ox with his band in the furrow? Or will he harrow the valleys after thee?Psalm 22:21 · רֵמִ֣יםSave me from the lion’s mouth; Yea, from the horns of the wild-oxen thou hast answered me.Psalm 29:6 · רְאֵמִֽים׃He maketh them also to skip like a calf; Lebanon and Sirion like a young wild-ox.Psalm 92:10 · כִּרְאֵ֣יםBut my horn hast thou exalted like the horn of the wild-ox: I am anointed with fresh oil.Isaiah 34:7 · רְאֵמִים֙And the wild-oxen shall come down with them, and the bullocks with the bulls: and their land shall be drunken with blood, and their dust made fat with fatness.