langue d'oc Meaning, Definition & Usage

  1. noun medieval provincial dialects of French formerly spoken in the south of France
    Langue d'oc French.

WordNet

Langue` d'oc"
Etymology
F., language of oc yes.
Definitions
  1. The dialect, closely akin to French, formerly spoken south of the Loire (in which the word for "yes" was oc); Provencal.

Webster 1913