n. Specifically In railroading, the work in the yard of making up trains, storing cars, etc.; drilling or switching.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the act of controlling or directing according to rule
Word Usage
"He goes on to explain how, with Federal spending not revenue constrained, the first function of taxation is to regulate the value of the dollar, which we know as regulating inflation."