Strong's #4173: mowrag (pronounced mo-rag')

or morag {mo-rag'}; from an unused root meaning to triturate; a threshing sledge:--threshing instrument.

Brown-Driver-Briggs Hebrew Lexicon:

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môrag

1) thresher, threshing-sledge

Part of Speech: noun masculine

Relation: from an unused root meaning to triturate

Usage:

This word is used 3 times:

 

2 Samuel 24:22: "behold, here be oxen for burnt sacrifice, and threshing instruments and other instruments of the oxen for wood."
1 Chronicles 21:23: "I give thee the oxen also for burnt offerings, and the threshing instruments for wood, and the wheat for the meat offering; I give"
Isaiah 41:15: "I will make thee a new sharp threshing instrument having teeth: thou shalt thresh the mountains,"