The definition of frivolity is acting in a way that is silly or wasteful.
An example of frivolity is a company’s use of money for a company party when their sales are down and they must lay off employees.
- the quality or condition of being frivolous
- pl. -·ties a frivolous act or thing
Origin of frivolityFrench frivolité
- The quality or condition of being frivolous.
- A frivolous act or thing.