Meaning of trifling

tri•fling

1. of very little importance; trivial; insignificant: a trifling matter.
2. of small value, cost, or amount: a trifling sum.
3. frivolous; shallow; light: trifling conversation.
4. mean; worthless.

1. idle or frivolous conduct, talk, etc.
2. foolish delay or waste of time.