Set-off

1. n. See Offset, 7.
2. n. That which is set off against another thing; an offset.
3. n. That which is used to improve the appearance of anything; a decoration; an ornament.
4. n. A counterclaim; a cross debt or demand; a distinct claim filed or set up by the defendant against the plaintiff’s demand.
5. n. Same as Offset, n., 4.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.