To behave in a frivolous way.
To waste or fritter.
To totter.
A trifler.
A trifling action.
A frivolous, contemptible fellow; a fop.
Of little or no importance, frivolous.
To act in a tricky, inconstant way, saying one thing and doing another.
To be recklessly inaccurate, inappropriate, or otherwise ignoring guidelines and conventions.
To ignore proper behavior or social conventions, especially when it suits one's purpose.