back edging

back edging

[′bak ‚ej·iŋ]
(engineering)
Cutting through a glazed ceramic pipe by first chipping through the glaze around the outside and then chipping the pipe itself.

back edging

Cutting a glazed ceramic pipe by first chipping through the glaze around the perimeter and then chipping the pipe below until it is cut through.
References in periodicals archive ?
A ADRIENNE SAYS: Cut back edging plants to within a few inches of the water to stop them collapsing into the pond and polluting it.
Even when I was 17 at Luton, I was at the back edging towards the goalkeepers.