Boyd’s Bible Dictionary:
Supposed to refer to a clan of Erech (2 Sam. 15:32; 16:16; 17:5-14. 1 Chron. 27:33).
Concise Bible Dictionary:
The designation of Hushai, David’s friend. (2 Sam. 15:32; 2 Sam. 16:16; 2 Sam. 17:5, 14; 1 Chron. 27:33).
Jackson’s Dictionary of Scripture Proper Names:
see Archi