trim
1. A term applied to the widest sheet of
machine-made paper, trimmed of its deckle edges,
that can be produced on a given papermaking
machine. 2. To cut a sheet of paper to an exact
size. 3. The paper that is trimmed off of the
edges of a leaf, or group of leaves of a book. 4.
To cut the edges of a leaf, or group of leaves of
a book. 5. The operation of cutting off the bleeds
or bolts of a book. 6. The excess of paper allowed
around a printed sheet for bleeds. (12 , 17 )