tidy sum

/ˌtaɪdi səm/

Other forms: tidy sums

Definitions of tidy sum

1. noun

   (often followed by `of') a large number or amount or extent
   synonyms: 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, wad

   types:

   barrage, deluge, flood, flurry, inundation, torrent

   an overwhelming number or amount

   haymow

   a mass of hay piled up in a barn for preservation

   type of:

   large indefinite amount, large indefinite quantity

   an indefinite quantity that is above the average in size or magnitude