DICT.TW Dictionary Taiwan

 Bolt·ing, n.
 1. A sifting, as of flour or meal.
 2. Law A private arguing of cases for practice by students, as in the Inns of Court. [Obs.]
 Bolting cloth, wire, hair, silk, or other sieve cloth of different degrees of fineness; -- used by millers for sifting flour. --McElrath.
 Bolting hutch, a bin or tub for the bolted flour or meal; (fig.) a receptacle.
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 Hutch n.
 1. A chest, box, coffer, bin, coop, or the like, in which things may be stored, or animals kept; as, a grain hutch; a rabbit hutch.
 2. A measure of two Winchester bushels.
 3. Mining The case of a flour bolt.
 4. Mining (a) A car on low wheels, in which coal is drawn in the mine and hoisted out of the pit. (b) A jig for washing ore.
 Bolting hutch, Booby hutch, etc. See under Bolting, etc.