n. [ Cf. G. deckel cover, lid. ] (Paper Making) A separate thin wooden frame used to form the border of a hand mold, or a curb of India rubber or other material which rests on, and forms the edge of, the mold in a paper machine and determines the width of the paper.
. The rough, untrimmed edge of paper left by the deckle; also, a rough edge in imitation of this. [ Webster 1913 Suppl. ]