1. A large number or amount
   "Rafts of tourists visited the museum during summer";
   - tons [informal], dozens, heaps [informal], lots, piles [informal], scores, stacks [informal], loads [informal], slews, wads [informal], oodles [informal], gobs [N. Amer, informal], scads [N. Amer, informal], lashings [Brit, informal], many, masses [Brit, informal]

1. A flat float (usually made of logs or planks) that can be used for transport or as a platform for swimmers
   "They built a raft to cross the river"
    
2. (often followed by ‘of’) a large number, amount or extent
   "a raft of letters";
   - batch, deal, flock, good deal, great deal, hatful, heap, lot, mass, mess, mickle [archaic], mountain, muckle, passel [US], peck, pile [informal], plenty, pot, quite a little, sight, slew, spate, stack [informal], tidy sum, wad, bunch [informal], scad [N. Amer, informal]
    
3. A foundation (usually on soft ground) consisting of an extended layer of reinforced concrete
   "The skyscraper was built on a raft foundation to distribute its weight evenly";
   - raft foundation, mat

1. Travel by raft in water
   "Raft the Colorado River"
    
2. Transport on a raft
   "raft wood down a river"
    
3. Make into a raft
   "raft these logs"

Type of: base, construct, fabricate, float, foot, foundation, fundament, go, groundwork, large indefinite amount, large indefinite quantity, locomote, manufacture, move, substructure, transport, travel, understructure

Encyclopedia: Rafts