The term 'cash cow' is a slang term used to describe a business or investment that generates a steady return of income. The crossword solutions for this term are Elsie (5 letters), ATM (3 letters), and Moneymaker (10 letters). Elsie is a reference to the popular children's book character Elsie the Cow, which is often used as a symbol for money. ATM stands for Automated Teller Machine, which is a machine used to withdraw money from a bank account. Moneymaker is a term used to describe someone or something that generates a large amount of money.