Smith's Bible Dictionary (1863)
son of Sadoc and father of Eliud in our Lord’s genealogy. (Matthew 1:14) The Hebrew form of the name would be Jachin, which is a short form of Jehoiachin, the Lord will establish.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
A'CHIM (Hebrew form is Jachin, a contraction of Jehoiachin, the Lord will establish), an ancestor of Christ. Matt 1:14.
Hitchcock's Bible Names (1869)
preparing; revenging; confirming