ETYM Written also gage.
Any scientific measuring instrument—for example, a wire gauge or a pressure gauge. The term is also applied to the width of a railroad or tramway track.
An instrument for measuring and indicating a quantity or for testing conformity with a standard; SYN. gage.
1. To measure or determine with a gauge.
2. To measure or to ascertain the contents or the capacity of, as of a pipe, or barrel.
3. To measure the dimensions of, or to test the accuracy of the form of.
4. To measure the capacity, character, or ability of; to estimate; to judge of.