duo

The word duo refers to two people or two things that are seen as a pair. It often suggests that they belong together in some noticeable way. In many cases, that means they work together, perform together, or are regularly talked about as a team. Still, the word does not always require deep partnership. Sometimes it simply means that two people or things are being treated as one set.

You'll often see duo in music, comedy, sports, and entertainment. Two singers who perform together can be a duo. Two comedians known for working side by side can be a duo. The word also appears in everyday writing and speech. People may talk about a "power duo" in business, a famous tennis duo, or a food duo like chocolate and peanut butter.

The word is not limited to people. It can describe things that come in twos or are enjoyed as a matched pair. For example, a product may be sold as a "duo pack," or two colors may be described as a stylish duo. In this kind of use, the focus is less on teamwork and more on the fact that the two parts are presented together.

So, while duo often carries a sense of connection, balance, or teamwork, its core meaning is simple: two people or things viewed together as a pair.