1 measuring instrument
ADJ. accurate | fuel, oil, petrol | depth, pressure, temperature
VERB + GAUGE check, glance at, look at, read The pilot checked the fuel gauge frequently.
GAUGE + VERB read sth, show sth, tell sb sth The petrol gauge was reading ‘full’. The depth gauge tells you how deep you have dived.
2 distance between rails
ADJ. broad, narrow, standard
VERB + GAUGE adopt Eventually all the British railway companies adopted the standard gauge of 4 feet 8,1/2 inches.
3 fact for judging sth
ADJ. reliable, useful
VERB + GAUGE be seen as, serve as This company is seen as a gauge of Britain's industrial well-being.
PREP. ~ of
ADV. accurately, correctly | carefully
VERB + GAUGE be able to, can/could | try to | be difficult to, be hard to, be impossible to It is difficult to gauge accurately how much fuel is needed