1.formality and propriety of manner
2.something kept back or saved for future use or a special purpose
3.an athlete who plays only when another member of the team drops out
4.(medicine) potential capacity to respond in order to maintain vital functions
5.a district that is reserved for particular purpose
6.armed forces that are not on active duty but can be called in an emergency
7.the trait of being uncommunicative; not volunteering anything more than necessary
8.not engaged in military action
9.kept in reserve especially for emergency use;
a reserve supply of food
1.hold back or set aside, especially for future use or contingency;
they held back their applause in anticipation
2.give or assign a share of money or time to a particular person or cause;
I will earmark this money for your research
3.obtain or arrange (for oneself) in advance;
We managed to reserve a table at Maxim's
4.arrange for and reserve (something for someone else) in advance;
reserve me a seat on a flight