PSNI

abbreviation for

Police Service of Northern Ireland, established in 2000

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Examples from the Web for psni

But the PSNI wants to use the transcripts as evidence now—and the United States government looks ready to comply.
Boston College’s Secret Tapes Could Bring IRA Exposure and Retribution|Mike Giglio|July 10, 2012|DAILY BEAST