Coffee/ˈkɔːfi/ Definition 1 of 4Pro Tip 1/3Social Beverage Coffee is commonly consumed socially and often offered to welcome guests or at meetings. Let's discuss the contract over coffee. Pro Tip 2/3Energy Booster Many people drink coffee to feel more awake and alert due to its caffeine content. I need a coffee to jump-start my morning. Pro Tip 3/3Casual Drink Drinking coffee casually is a daily ritual for many cultures around the world. She sipped her coffee while reading the paper.