This is a valid phrase that can be used in written English
You can use it to describe an action that is wasteful or unnecessary. For example, "The decision to repaint the walls was a frivolous effort since the color had already been changed."
The lawsuit was "frivolous" and an effort by Mr. Dowd to exploit his clients, the archdiocese said.
Brian Doherty, a spokesman for Mr. Buchanan, dismissed the effort as frivolous and called the accusations "false and outrageous".
Mr. Bush also called for legislation that would protect teachers and principals from what he called frivolous lawsuits arising from efforts to maintain classroom discipline.
She has also found herself in the cross hairs of conservatives and other critics who see her efforts as meddlesome, frivolous or undignified.
It includes fascinating historical material; a survey of 20th- and 21st-century headgear at its most creative (and often most frivolous); and rather too many efforts by the show's organizer.
Sheriff Arpaio called the suit frivolous and said it was an effort to intimidate him before his office begins enforcing a new law on Jan . 1that threatens employers with penalties if they hire illegal workers.
However, people making complaints will need to file them under oath, in an apparent effort to help avoid frivolous complaints.
"If they usurp this effort by passing some frivolous bill, there will be no sleep in Lansing, no sleep whatsoever day and night," Sanders said.
Theodore Boutrous Jr., part of the legal team representing the plaintiffs, called the effort to disqualify Judge Walker "frivolous, offensive and deeply unfortunate".
On the contrary, the vast majority of Facebook's 2,300+ applications strike us as frivolous and unworthy of the time and effort it takes to even install them.
