dolly dolly /ˈdɑːli/

noun

1. A small replica of a person; used as a toy  ( dolly , doll )
   a small replica of a person; used as a toy
    The little girl loves playing with her doll
   The little girl loves playing with her doll
   
   
2. Conveyance consisting of a wheeled platform for moving heavy objects  ( dolly )
   conveyance consisting of a wheeled platform for moving heavy objects
    Moving the heavy piano was much easier with a dolly.
   Moving the heavy piano was much easier with a dolly.
   
   
3. Conveyance consisting of a wheeled support on which a camera can be mounted  ( dolly )
   conveyance consisting of a wheeled support on which a camera can be mounted
    The film crew set up the camera on a dolly for a smooth tracking shot.
   The film crew set up the camera on a dolly for a smooth tracking shot.