raft

raft (http://definr.com/raft)

     n 1: a flat float (usually made of logs or planks) that can be
          used for transport or as a platform for swimmers
     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"; "it must
        have cost plenty" [syn: batch, deal, flock, {good
        deal}, great deal, hatful, heap, lot, mass, mess,
         mickle, mint, muckle, peck, pile, plenty, pot,
         quite a little, sight, slew, spate, stack, {tidy
        sum}, wad, whole lot, whole slew]
     v 1: transport on a raft; "raft wood down a river"
     2: travel by raft in water; "Raft the Colorado River"
     3: make into a raft; "raft these logs"