child's play

American  

noun

1. something very easily done.

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child's play British  

noun

1. informal something that is easy to do

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child's play Idioms  

1. Something easily done, a trivial matter. For example, Finding the answer was child's play for Robert, or The fight we had was child's play compared to the one I had with my mother! Originating in the early 1300s as child's game, the idiom was already used in its present form by Chaucer in The Merchant's Tale: “It is no child's play to take a wife.”

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Etymology

Origin of child's play

Middle English word dating back to 1350–1400

Example Sentences

If you look at Hasbro’s earnings, everything seems like child’s play.

From Barron's

I don’t think it would work; I think it would make the invasion of Iraq look like child’s play.

From Salon

If you don’t know how well the public schools are doing, it’s child’s play to script a narrative of failure.

From Los Angeles Times

"This is not child's play, and we can pray for good health, but also recognise that if you're not in good enough health to do the job, you shouldn't be doing the job," he added.

From BBC

"This is not child's play, and we can pray for good health, but also recognize that if you're not in good enough health to do the job, you shouldn't be doing the job," he added.

From BBC