
In the British Armed Services, jankers or Restrictions of Privileges is an official punishment for a minor breach of discipline, as opposed to the more severe punishment of `detention` which would be given for a man committing a more serious or criminal offence. To be `on jankers` meant the serviceman or woman had been put on a charge by a non...
Found on
http://en.wikipedia.org/wiki/Jankers
[Naval Acronyms and Slang] Be on a charge or in the camp jail
Found on
http://www.encyclo.co.uk/local/21733

Jankers is British slang for military punishment.
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http://www.probertencyclopaedia.com/browse/ZJ.HTM
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