[dump] vb [perh. fr. MD dompen to immerse, topple; akin to ON dumpa to thump, fall suddenly] vt (14c) 1 a: to let fall in or as if in a heap or mass b: to get rid of unceremoniously or irresponsibly c: jettison "an airplane ~ing gasoline"
2. slang: to knock down: beat "the man rushed out and ~ed him --John Corry"
3: to sell in quantity at a very low price; specif: to sell abroad at less than the market price at home
4: to copy (data in a computer's internal storage) to an external storage or output device
5: to throw (as a pass) short and softly--often used with off ~ vi 1: to fall abruptly: plunge
2: to dump refuse -- dump.er n -- dump on : to treat disrespectfully; esp: belittle, bad-mouth
[2]dump n (1784) 1 a: an accumulation of refuse and discarded materials b: a place where such materials are dumped
2. a: a quantity of reserve materials accumulated at one place b: a place where such materials are stored "ammunition ~"
3: a disorderly, slovenly, or objectionable place
4: an instance of dumping data stored in a computer
5: an act of defecation--usu. used with take--often considered vulgar