ABS means Acrylonitrile Butadiene Styrene (ABS). ABS (Acrylonitrile Butadiene Styrene) is part of the thermoplastic polymers family. As its name implies, ABS is created from Acrylonitrile, Butadiene and Styrene polymers. An ABS extruder in the process of laying ABS layer-by-layer on the platform of a 3D FDM printer.