This is the 7644th most frequent Russian word.
жетон
A "token" or "chip" used as a substitute for money or as a pass for services.
In this sentence, 'жетон' refers to a token used as a fare payment for metro transportation.
Я купил один жетон для поездки на метро.
I bought one token for a trip on the subway.
Here, 'жетон' denotes a chip that symbolizes money, commonly used in casinos.
В казино используется специальный жетон вместо денег.
In a casino, a special chip is used instead of money.
In this context, 'жетон' is a token or medallion given as a memento for an event.