Football, or soccer as it is known in the United States, is the most popular sport in Britain. The term "football" is used to describe the sport in most of the UK. In some parts of Scotland, the sport is known as 'fitba', while in Northern Ireland it is usually referred to as 'gaelic football'. In some parts of the UK, it is also known as 'rugger'. Football is hugely popular and is played at all levels of society, from amateur teams to professional clubs. It is an important part of British culture and identity.