slab line

Meanings

1. A line or small rope by which sailors haul up the foot of the mainsail or foresail.
2. The line on a pair of lenses that indicates where a slab-off prism has been applied.
3. An informal car club for customized slabs (luxury pre-1980 General Motors vehicles)
4. A central conductor surrounded by two planar ground slabs.
5. A climbing route that is characterized by a relatively low-angle rock face or slab that lacks significant vertical features such as large holds or overhangs.