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1. The act of carrying something piggyback
   - pickaback [archaic]

1. On a railway flatcar
   "the trailer rode piggyback across the country";
   - pickaback, pig-a-back
    
2. On the back, shoulder or astraddle on the hip
   "she carried her child piggyback";
   - pickaback, pig-a-back

1. Ride on someone's shoulders or back
    
2. Haul truck trailers loaded with commodities on railway cars
    
3. Haul by railway car
    
4. Support on the back and shoulders
   "He piggybacked her child so she could see the show"
    
5. Bring into alignment with
   "an amendment to piggyback the current law"

Derived forms: piggybacking, piggybacked, piggybacks

Type of: alter, bear, carry, change, haul, hold, modify, ride

Encyclopedia: Piggyback