Meaning of TIDY SUM

WordNet Dictionary
	Definition:		[n]  (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"; "it must have cost plenty"
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	Synonyms:		batch, deal, flock, good deal, great deal, hatful, heap, lot, mass, mess, mickle, mint, muckle, peck, pile, plenty, pot, quite a little, raft, sight, slew, spate, stack, wad, whole lot, whole slew
	See Also:		deluge, flood, inundation, large indefinite amount, large indefinite quantity, torrent