a "japanese cum dumpster" usually the most whorish and slutty girl in the county
person A:the girls a slut
person b:oh! thats coco, shes a total J-dumpster
person C: what are you guys talkin about...
person A & B: ...leave
person C: fine. im not inviting you to my birthday party
person A: good! we dont wanna go because were hangin out with J-dumpster