[noun] a measuring instrument for measuring and indicating a quantity such as the thickness of wire or the amount of rain etc. Synonyms:gage
[noun] accepted or approved instance or example of a quantity or quality against which others are judged or measured or compared Synonyms:standard of measurement
[noun] the distance between the rails of a railway or between the wheels of a train
[verb] judge tentatively or form an estimate of (quantities or time); "I estimate this chicken to weigh three pounds" Synonyms:estimate, approximate, guess, judge
[verb] rub to a uniform size; "gauge bricks"
[verb] determine the capacity, volume, or contents of by measurement and calculation; "gauge the wine barrels"
[verb] measure precisely and against a standard; "the wire is gauged"
[verb] adapt to a specified measurement; "gauge the instruments"
[verb] mix in specific proportions; "gauge plaster"