pillar and stall
Mining
noun
A method of mining in which the working is advanced in a series of stalls; frequently attributive; cf room and pillar.
Origin
Mid 19th century.
- hard doer
- hard done by
- hard dot
- hard drawn
- hard-drinking
- hard drive
- hard-driven
- hard-earned
- Hardecanute
- hard ecu
- hard-edge
- hard-edged
- har de har
- Hardeian
- harden
- hardenability
- hardenable
- hardened
- hardened steel
- hardener
- hardening of the arteries
- hardening-on
- hardening skin
- harden something off
- Harderian gland