See Also: preform(1)(dictionary)
preform(2)(dictionary)

preform(2) (iou)



preform verb trans. E17.
[from PRE- 1 + FORM verb1. Cf. French preformer.]
Form or shape beforehand. E17.
spec. Give a shape to (plastic or other moulding material) before further processing. E20.
preformer noun a press or similar device for preforming plastic M20.