n. [ AS. hwetstān. ] A piece of stone, natural or artificial, used for whetting, or sharpening, edge tools. [ 1913 Webster ]
The dullness of the fools is the whetstone of the wits. Shak. [ 1913 Webster ]
Diligence is to the understanding as the whetstone to the razor. South. [ 1913 Webster ]
☞ Some whetstones are used dry, others are moistened with water, or lubricated with oil. [ 1913 Webster ]
To give the whetstone,