Main Page | See live article | Alphabetical index A john (U.S.) or a punter (UK) is a male client of a prostitute, particularly in the case of street prostitution. Although these are slang terms, they are used by both prostitutes and police in their respective countries. External links 'John Schools' as an attempt to educate prostitutes' clients Street prostitution by Michael S. Scott, US DOJ Problem-Oriented Guides for Police Series, No. 2 This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.