The man on the Clapham omnibus – Wikipedia, the free encyclopedia

The man on the Clapham omnibus is a hypothetical reasonable person, used by the courts in English law where it is necessary to decide whether a party has acted as a reasonable person would – for example, in a civil action for negligence. The man on the Clapham omnibus is a reasonably educated and intelligent but nondescript person, against whom the defendant’s conduct can be measured.

Source: The man on the Clapham omnibus – Wikipedia, the free encyclopedia