| 1. | union or fellowship arising from common responsibilities and interests, as between members of a group or between classes, peoples, etc.: to promote solidarity among union members. |
| 2. | community of feelings, purposes, etc. |
| 3. | community of responsibilities and interests. |
A labor union in Poland, independent of the government and of the Polish Communist party, that grew to a membership of several million in the early 1980s. Led by Lech Walesa, Solidarity pushed for many reforms and played a major part in the ouster of communism in Poland and its replacement by a multiparty, democratic government. The movement's influence began to decline in the 1990s.