Quints

noun

1. An interval of one fifth.
2. The E string of a violin.
3. In piquet, a sequence of five playing cards of the same suit; equivalent to a straight flush in poker
4. A quin or quintuplet.
5. A vehicle used by firefighters that combines the capabilities of a fire engine and a fire truck, having the ability to provide vertical access as well as pump water to fight a fire.