solidarity Meaning, Definition & Usage

  1. noun a union of interests or purposes or sympathies among members of a group

WordNet

Sol`i*dar"i*ty noun
Etymology
F. solidarité, fr. solide. See Solid.
Definitions
  1. An entire union or consolidation of interests and responsibilities; fellowship; community.
    Solidarity [a word which we owe to the French Communists], signifies a fellowship in gain and loss, in honor and dishonor, in victory and defeat, a being, so to speak, all in the same boat. Trench.
    The solidarity . . . of Breton and Welsh poetry. M. Arnold.

Webster 1913