Share taxi vehicles that follow a rough service route, but can go slightly out of their way to pick up and drop off passengers. In many US cities (e.g. Pittsburgh and Detroit), the term "jitney" refers to an unlicensed taxi cab. The name comes from an archaic, colloquial term for a five-cent piece in the US (the nickel). The common fare for the service when it first came into use was five cents, so the "five-cent cab" or "jitney cab" came to be known for the price charged. In Rhode Island a jitney license plate is used for all public passenger buses,
Illegal taxicab operation as "kabu kabu". In Hong Kong, illegal cabs are usually referred to as "white card", due to the different licence plate appearance between commercial and non-commercial vehicles. In Malaysia, illegal taxicabs are called "prebet sapu" (sweep privates). In Mexico, illegal taxicabs are called "taxi pirata" (pirate taxi). In Norway and Denmark, an illegal cab is called "pirattaxi" (pirate taxi). In Sweden, an illegal taxicab is called "svarttaxi" (black taxi), and is short for black market taxi. In Trinidad and Tobago, illegal taxis are referred to as ""PH" cars". This is because of the coding used on licence plates to distinguish