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reserve

 
 
/rɪˈzɜːv/ noun

Definition

SUPPLY [C] a supply of something that you keep until it is needed: emergency cash reserves
in reserve ready to be used if you need it: I always keep a little money in reserve.
QUALITY [U] when someone does not show what they are thinking or feeling
SPORT [C] in sport, an extra player who is ready to play if one of the other players has an injury
AREA [C] an area of land where animals and plants are protected → See also nature reserve
(Definition of reserve noun from the Cambridge Learner's Dictionary © Cambridge University Press)

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