frivolous

frivolous    [FRIV-uh-luh s]

adjective. lacking of seriousness, not necessary, not essential 

"The New York luxury technology show is for the rich and frivolous. You will find a $6000 phone or $1000 lightbulb."

"Suing McDonald's for making the coffee too hot is a frivolous lawsuit. It has no value and will waste the court's time."

"Arguing about the color of 'the dress' might seem like a frivolous waste of time."

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