J
From Longman Dictionary of Contemporary EnglishRelated topics: Letters & punctuationJJ1, j /dʒeɪ/ noun (plural J’s, j’s) [countable, uncountable] SLAthe tenth letter of the English alphabetExamples from the CorpusJ• Surgener, who was thought to be just keeping the seat warm for junior college transfer A. J.• Everyone turned towards B. J.• The photos were purportedly taken by free-lancer E. J.• As the jury deliberated for its fifth day Monday, O. J.• Link him with O. J.• One such skeptic, Patrick J.Related topics: ElectricityJJ2 HPEthe written abbreviation of joule or joules