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 brought them out of Egypt with strength like a wild ox.Numbers 24:8 · רְאֵ֖םGod brought him out of Egypt with strength like a wild ox, to devour hostile nations and crush their bones, to pierce them with arrows.Deuteronomy 33:17 · רְאֵם֙His majesty is like a firstborn bull, and his horns are like those of a wild ox. With them he will gore the nations, even to the ends of the earth. Such are the myriads of Ephraim, and such are the thousands of Manasseh.”Job 39:9 · רֵּ֣יםWill the wild ox consent to serve you? Will he stay by your manger at night?Job 39:10 · רֵ֭יםCan you hold him to the furrow with a harness? Will he plow the valleys behind you?Psalm 22:21 · רֵמִ֣יםSave me from the mouth of the lion; at the horns of the wild oxen You have answered me!Psalm 29:6 · רְאֵמִֽים׃He makes Lebanon skip like a calf, and Sirion like a young wild ox.Psalm 92:10 · כִּרְאֵ֣יםBut You have exalted my horn like that of a wild ox; with fine oil I have been anointed.Isaiah 34:7 · רְאֵמִים֙And the wild oxen will fall with them, the young bulls with the strong ones. Their land will be drenched with blood, and their soil will be soaked with fat.