Reserve  —v. (-ving) 1 put aside, keep back for a later occasion or special use. 2 order to be specially retained or allocated for a particular person or at a particular time. 3 retain or secure (reserve the right to). —n. 1 thing reserved for future use; extra amount. 2 limitation or exception attached to something. 3 self-restraint; reticence; lack of cordiality. 4 company's profit added to capital. 5 (in sing. Or pl.) Assets kept readily available. 6 (in sing. Or pl.) A troops withheld from action to reinforce or protect others. B forces in addition to the regular army etc., but available in an emergency. 7 member of the military reserve. 8 extra player chosen as a possible substitute in a team. 9 land reserved for special use, esp. As a habitat (nature reserve).  in reserve unused and available if required. Reserve judgement postpone giving one's opinion. [latin servo keep]