What is the meaning of heap?

noun

• A collection of objects laid on top of each other.
  • synonyms: pile, mound, agglomerate, cumulation, cumulus
• Often followed by `of'. ( a large number or amount or extent)
  • usage: "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"
  • synonyms: batch, deal, flock, good deal, great deal, hatful, lot, mass, mess, mickle, mint, mountain, muckle, passel, peck, pile, plenty, pot, quite a little, raft, sight, slew, spate, stack, tidy sum, wad
• A car that is old and unreliable.
  • usage: "the fenders had fallen off that old bus"
  • synonyms: bus, jalopy

verb

• Bestow in large quantities.
  • usage: "He heaped him with work"; "She heaped scorn upon him"
• Arrange in stacks.
  • usage: "heap firewood around the fireplace"; "stack your books up on the shelves"
  • synonyms: stack, pile
• Fill to overflow.
  • usage: "heap the platter with potatoes"