plural of reserve
"The team's bench players sat on their reserves during the first half to stay fresh for a potential comeback in the second period."
In plain English: Reserves are extra supplies kept on hand for future use when regular resources run out.
"The bank's financial reserves grew after paying off its debts."
Third-person singular simple present indicative form of reserve
"She reserves her judgment until she has all the facts."
In plain English: To reserve something means to set it aside so that no one else can use it.
"The team reserves their strongest players for the final game."
Derived from Latin reservare, meaning to keep back, the term originally referred to goods or funds set aside for future use. It entered English in the 16th century with this sense of withholding resources until needed.