type of motorcycle with no fairing or wind protection, and where the bike's engine and system components are visible. It came back into fashion at the start of the 90s as a tribute to past motorcycles. It is now a key style with subfamilies (basic, retro, urban, racing, etc.).
A roadster is a type of heavy utility bicycle once common in Britain and still very common in Asia and Africa and similar to the styles still seen in Germany, Denmark and the Netherlands - although Danish and Dutch bicycles tend to be distinctive, with (among other things) much higher handlebars.