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Officials of the Income Tax Department and Enforcement Directorate are preparing to get the Swiss bank lockers of Pune horse owner Hasan Ali opened. Allegations are flying thick and fast that Hasan is acting as a front man for a host of politicians, industrialists and film financiers and laundering money.
Please explain the highlighted grop of words.
Swiss bank lockers : where people keep their money and documents for safe keeping.
To find out about Swiss banks : 7 myths about Swiss bank accounts
"a host of" in this context is "many"
many politicians, industrialists and film financiers >> look up these words in your dictionary.
laundering money - financial transactions designed to hide the source of money, used by criminals.