From Longman Business Dictionaryput something → in/into (something) phrasal verb [transitive]1if you put money in or into a business, a particular activity etc, you invest it thereDaewoo wanted GM to expand the joint-venture car plant. The plan called for each company to put in $100 million.2if you put money in or into a bank, you leave money in an account thereWhy invest in stocks, which can be dangerous, when you can put money in a bank without any risk?small investors who put their money into building society savings accounts → put→ See Verb table
