child's play
noun
something very easily done.
Origin of child's play
Middle English word dating back to 1350–1400
Words nearby child's play
British Dictionary definitions for child's play
child's play
noun
informal
something that is easy to do
Idioms and Phrases with child's play
child's play
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.”