cus·tom·er 
/ˈkʌstəmɚ/ noun
plural cus·tom·ers /ˈkʌstəmɚ/ noun [count] 1 : someone who buys goods or services from a business
▪ She is one of our best/regular customers. ▪ Remember, the customer is always right. [=never argue with a customer] — often used before another noun ▪ The company has good/poor customer service. ▪ customer satisfaction 2 informal : a person who has a particular quality
▪ He is one tough/tricky customer. [=he is a tough/tricky person] ▪ She's a pretty cool customer.
▪ She is one of our best/regular customers. ▪ Remember, the customer is always right. [=never argue with a customer] — often used before another noun ▪ The company has good/poor customer service. ▪ customer satisfaction
▪ He is one tough/tricky customer. [=he is a tough/tricky person] ▪ She's a pretty cool customer.
