My fucking dick.
by wowowowowowowowowowiwiwiw November 8, 2010
When a crackhead rides on the train with you. As soon as he rides, it automatically becomes a J-Train.
hey man, I was taking the Metro line in L.A. and some crackhead hopped on and before I knew it, I was on the J-Train.
by Tonton510 April 15, 2009
A subway line from the NYC Subway System that is very slow, horrible service, and has filthy subway cars.
by Anonymous339 March 7, 2022