Webster's Revised Unabridged Dictionary · 1913

Bolting

Bolting , noun

A darting away; a starting off or aside.

Bolting , noun

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. [Obsolete]
Collocations (2)
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 [figurative] a receptacle.