when one's back is turned
01
used of a situation in which one is busy with something else or is not looking
![(when|while) {one's} [back] [is] turned definition and meaning](https://cdn.langeek.co/photo/44600/original/?type=jpeg "(when|while) {one's} [back] [is] turned definition and meaning")
Idiom
Informal
例子
He managed to swap the real diamond with a fake one when the jeweler's back was turned.
The kids decided to sneak some cookies from the jar while their parents were in the other room. They always do it when our backs are turned.
附近的词
