Shoplifting: stealing merchandise from a store without paying for it. Also refers to a person who shoplifts.
スーパーで万引きが発覚し、警察が来た。
A shoplifting incident was discovered at the supermarket and the police came.
店員は万引きの兆候に注意している。
The store clerk is watching out for signs of shoplifting.
彼は若いころに万引きをして捕まったことがある。
He was once caught shoplifting when he was young.