Definitions
There are 2 meanings of the phrase
Child's Play.
Child's Play - as a noun
Any undertaking that is easy to do
Example: "Marketing this product will be no picnic"
Synonyms (Exact Relations)
Hypernyms (Closely Related)
Hyponyms (Broadly Related)
Example Sentences
"Building a sandcastle is child's play."
"Solving this puzzle is child's play for him."
"Cooking scrambled eggs is child's play."
"Navigating the new city was child's play with a GPS."
"Fixing a leaky faucet is child's play for a plumber."