deckle

Etymology
From, diminutive of.

Noun

 * 1)  A frame or edge which limits the pulp and, consequently, the size of the resulting paper.
 * 2) A membrane covering the outermost side of a brisket of beef, where it was attached to the rib cage
 * 3)  The fattier, smaller point-cut portion of a brisket of beef, being the superficial pectoral muscle.

Verb

 * 1)  To give deckles to (paper).