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