1. An external corner made by folding a sheet of material without cutting it.
2. The corner of a sheet of material which is folded over.
3. Same as crossette.
4. The projections at the corners of a door or window casing.
1. An external corner made by folding a sheet of material without cutting it.
2. The corner of a sheet of material which is folded over.
3. Same as crossette.
4. The projections at the corners of a door or window casing.