Boyd’s Bible Dictionary:
Elihu so called (Job 32:2,6). [ELIHU, 1.]
Concise Bible Dictionary:
Designation of Elihu, probably a descendant of Buz, No. 1 (Job 32:2,6).
Strong’s Dictionary of Hebrew Words:
Meaning:
patronymic from 938; a Buzite or descendant of Buz
Jackson’s Dictionary of Scripture Proper Names:
patronymic of Buz
Potts’ Bible Proper Names:
Descendant of Buz [BARACHEL], Job. 32:2.