Fiddlestick

"I responded with a polite fiddlestick when he suggested we take his idea to the boss."

"He thought the missing pen was just a fiddlestick, until he realized it was his lucky pen."

"She considered the issue to be a fiddlestick and didn't give it much thought."

"The photographer ignored the small smudge on the lens as a fiddlestick."

"He considered the typo in the email to be a fiddlestick and didn't bother to correct it."

"The manager dismissed the customer's complaint as a fiddlestick."