› a meal that is eaten in the middle of the day: be at/have/eat lunch I'm having lunch with Tomoko on Monday.go (out) to lunch I'm sorry, Joanna isn't here at the moment, she's gone out to lunch.take sb (out) for lunch I often take my clients out for lunch. We must do lunch sometime.over lunch I look forward to continuing our discussion over lunch. Our company provides buffet lunches for business meetings.
there is no such thing as a free lunch › used for saying that you cannot get something for nothing: We all like the idea of more time off work but there is no such thing as a free lunch. → See also business lunch, power lunch