1. (p. pr. & vb. n.) of Flat.

2. (n.) The process or operation of making flat, as a cylinder of glass by opening it out.

3. (n.) A mode of painting, in which the paint, being mixed with turpentine, leaves the work without gloss.

4. (n.) A method of preserving gilding unburnished, by touching with size.

5. (n.) The process of forming metal into sheets by passing it between rolls.