Baker Street is a famous street in London, England, which is best known as the home of the fictional detective Sherlock Holmes. The term 'Baker Street' can be broken down into two crossword solutions: 'Irregulars' (10 letters) and 'Holmes' (6 letters). The Irregulars were a group of street urchins who aided Sherlock Holmes in his investigations, while Holmes was the name of the detective himself.