1. Sent by Sennacherib with Tartan and Rabshakeh against Jerusalem (2Ki_18:17). ("chief eunuch"), often a minister of state or a commander in expeditions (margin, 2Ki_25:19).
2. One of Nebuchadnezzar's princes at the taking of Jerusalem under Zedekiah (Jer_39:3; Jer_39:13); probably a title of Nebushasban, i.e. worshipper of Nebo. (See NEBUSHASBAN.)
Fausset's Bible Dictionary
By Andrew Robert Fausset, co-Author of Jamieson, Fausset and Brown's 1888.
Rab'saris. (chief of the eunuchs).
1. An officer of the king of Assyria, sent up with Tartan and Rabshakeh, against Jerusalem, in the time of Hezekiah. 2Ki_18:17. (B.C. 713).
2. One of the princes of Nebuchadnezzar, who was present at the capture of Jerusalem, B.C. 588. Jer_39:3, Jer_39:13 Rabsaris is, probably, rather, the name of an office, than of an individual.
Smith's Bible Dictionary
By Dr. William Smith.Published in 1863
Rab?saris, one of the three Assyrian generals in command of the army which appeared before Jerusalem (2Ki_18:17) [RAB-SHAKEH]. The word means 'chief of the eunuchs,' who is always an officer of high rank and dignity in the Oriental courts; and his cares are not confined to the harem, but many high public functions devolve upon him.
The Popular Cyclopedia of Biblical Literature
by John Kitto.