'Tunnelling' definitions:

Definition of 'Tunnelling'

From: GCIDE
  • Tunnel \Tun"nel\, v. t. [imp. & p. p. Tunneled (t[u^]n"n[e^]ld) or Tunnelled; p. pr. & vb. n. Tunneling or Tunnelling.] [1913 Webster]
  • 1. To form into a tunnel, or funnel, or to form like a tunnel; as, to tunnel fibrous plants into nests. --Derham. [1913 Webster]
  • 2. To catch in a tunnel net. [1913 Webster]
  • 3. To make an opening, or a passageway, through or under; as, to tunnel a mountain; to tunnel a river. [1913 Webster]