noun. (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 Synonym: peck, pile, plenty, pot, quite a little, raft, sight, slew, spate, stack, tidy sum, passel, muckle, mountain, deal, flock, good deal, great deal, hatful, heap, lot, mass, mess, mickle, mint, wad |