D defs.my
Entry 2 senses Webster, 1913

Colliery

· Col·lier·y · IPA /ˈkɑl.jɚ.ɪ/
01 n. The place where coal is dug; a coal mine, and the buildings, etc., belonging to it.
pl. Collieries ((#))
  1. 1.
    The place where coal is dug; a coal mine, and the buildings, etc., belonging to it.
  2. 2.
    The coal trade.[Obs.]