1. plural of quadruple; sets of four identical things or amounts that are four times as large

1. third person singular present of quadruple; makes or becomes four times as large or as many

Examples

• The company’s profits quadruples every year.
• She ordered quadruples of each item for the large event.
• The recipe quadruples the original serving size.
• The population quadruples during tourist season.
• He always orders quadruples when buying supplies.
• The investment quadruples in value over five years.