資料來源 : Webster's Revised Unabridged Dictionary (1913)

Underhew \Un`der*hew"\, v. t.
   To hew less than is usual or proper; specifically, to hew, as
   a piece of timber which should be square, in such a manner
   that it appears to contain a greater number of cubic feet
   than it really does contain. --Haldeman.