Strong's #6432: Plethiy (pronounced pel-ay-thee')
from the same form as 6431; a courier (collectively) or official messenger:--Pelethites.
Brown-Driver-Briggs Hebrew Lexicon:
ּ
pelêthı̂y
Pelethites = "couriers"
1) a collective name for the guardsmen of David
1a) probably descendants of an unknown person, perhaps Philistine mercenaries
Part of Speech: adjective
Relation: from the same form as H6431
Usage:
This word is used 7 times:
2 Samuel 8:18: "the son of Jehoiada was over both the Cherethites and the Pelethites; and David's sons were chief rulers."
2 Samuel 15:18: "beside him; and all the Cherethites, and all the Pelethites, and all the Gittites, six"
2 Samuel 20:7: "him Joab's men, and the Cherethites, and the Pelethites, and all the mighty men: and they went out of Jerusalem,"
2 Samuel 20:23: "was over the Cherethites and over the Pelethites:"
1 Kings 1:38: "the son of Jehoiada, and the Cherethites, and the Pelethites, went down, and caused Solomon to ride"
1 Kings 1:44: "the son of Jehoiada, and the Cherethites, and the Pelethites, and they have caused him to ride upon the king's"
1 Chronicles 18:17: "of Jehoiada was over the Cherethites and the Pelethites; and the sons of David were chief about"