1to be very easy to do, so not even a child would find it difficult
be child’s play
2used to emphasize how easy it is to do something
be like taking candy from a baby
3to suddenly make somebody responsible for something important that is really your responsibility
leave somebody holding the baby
4to sleep very well
sleep like a baby/log
5to lose something that you want at the same time as you are trying to get rid of something that you do not want
throw the baby out with the bathwater
6something that is so easy to do or understand that it is thought to be not very serious or only suitable for children
kids’ stuff (North American English kid stuff)
7when you were very young
at your mother’s knee
8a time in the life of an adult person when they behave like a child again
a/somebody’s second childhood
9a child usually behaves in a similar way to his or her parent(s)
the apple doesn’t fall/never falls far from the tree
10a person who is very similar to their mother or father in the way that they look or behave
a chip off the old block
11used to say that a son’s character or behaviour is similar to that of his father
like father, like son
12used to say that there are advantages and disadvantages whatever decision you make
swings and roundabouts
13activities that are not serious and that other people may think are bad
fun and games
14to behave in a fair and honest way
play the game
15a person or thing that causes somebody to feel very pleased or satisfied
somebody’s pride and joy