cash (someone's) chips

Translations
умереть; закончить что-то
After years in the business, he finally decided to cash his chips and retire.
После многих лет в бизнесе он наконец решил закончить и уйти на пенсию.
Definitions
To 'cash (someone's) chips' is an idiomatic expression meaning to kill someone or cause their death. It originates from gambling, where 'cashing in your chips' means to leave the game, metaphorically referring to the end of life.