"Gauge" is a word in LAW AND LEGAL, ENGLISH

The measure of width of a rail-way, fixed, with some exceptions, at 4 feet 8% Inches in Great Britain and America, and 5 feet 3 inches in Ireland

To measure or determine with a gauge.

To measure or to ascertain the contents or the capacity
of, as of a pipe, barrel, or keg.

To measure the dimensions of, or to test the accuracy of
the form of, as of a part of a gunlock.

That part of a shingle, slate, or tile, which is exposed to
the weather, when laid; also, one course of such shingles, slates, or
tiles.

Any instrument for ascertaining or regulating the dimensions
or forms of things; a templet or template; as, a button maker's gauge.

Relative positions of two or more vessels with reference to
the wind; as, a vessel has the weather gauge of another when on the
windward side of it, and the lee gauge when on the lee side of it.

A measure; a standard of measure; an instrument to determine
dimensions, distance, or capacity; a standard.

The distance between the rails of a railway.

The quantity of plaster of Paris used with common plaster to
accelerate its setting.

To draw into equidistant gathers by running a thread
through it, as cloth or a garment.

The depth to which a vessel sinks in the water.

Measure; dimensions; estimate.

To measure the capacity, character, or ability of; to
estimate; to judge of.

Any instrument or apparatus for measuring the state of a
phenomenon, or for ascertaining its numerical elements at any moment;
-- usually applied to some particular instrument; as, a rain gauge; a
steam gauge.