'Vanfoss' definitions:

Definition of 'Vanfoss'

From: GCIDE
  • Vanfoss \Van"foss`\ (v[a^]n"f[o^]s`), n. [F. avant-foss['e]; avant before + foss['e] ditch. Cf. Fosse.] (Fort.) A ditch on the outside of the counterscarp, usually full of water. [1913 Webster]