Learn how to say Flatbed correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word flatbed:
a long flat area or structure:
the flatbed of a truck
a vehicle with a flat load-carrying area:
a flatbed truck
[as modifier] denoting a letterpress printing machine in which the forme is carried on a horizontal surface:
a flatbed press
Computing a scanner, plotter, or other device which keeps paper flat during use.