heap in WordNet English dictionary

1. a collection of objects laid on top of each other
   pile  heap  mound  agglomerate  cumulation  cumulus 
   
2. (often followed by `of') a large number or amount or extent
   "a batch of letters"; "a deal of trouble"; "a lot of money"; "he made a mint on the stock market"; "see the rest of the winners in our huge passel of photos"; "it must have cost plenty"; "a slew of journalists"; "a wad of money"
   batch  deal  flock  good deal  great deal  hatful  heap  lot  mass  mess  mickle  mint  mountain  muckle  passel  peck  pile  plenty  pot  quite a little  raft  sight  slew  spate  stack  tidy sum  wad 
   
3. a car that is old and unreliable
   "the fenders had fallen off that old bus"
   bus  jalopy  heap 
   

1. fill to overflow
   "heap the platter with potatoes"
   heap 
   
2. arrange in stacks
   "heap firewood around the fireplace"; "stack your books up on the shelves"
   stack  pile  heap 
   
3. bestow in large quantities
   "He heaped him with work"; "She heaped scorn upon him"
   heap