confederate

Short definition from Wiktionary

Adjective

1. 1
   Of, relating to, or united in a confederacy
2. 2
   Banded together; allied.
3. 3
   Confederated.
4. 4
   Of or relating to the Confederate States of America.
5. 5
   Of or relating to the political movement in favour of Confederation between Newfoundland and Canada.
6. 6
   Of or relating to Confederate Ireland or the Irish Confederate Wars.

Noun

1. 1
   A member of a confederacy.
2. 2
   An accomplice in a plot.
3. 3
   An accomplice in a plot: An actor who participates in a psychological experiment pretending to be a subject but in actuality working for the researcher.
4. 4
   A citizen of the Confederate States of America.
5. 5
   A supporter of Confederation between Newfoundland and Canada.
6. 6
   A supporter of Irish Catholic self-rule during the Wars of the Three Kingdoms.

Verb

1. 1
   To unite persons or states in a league, confederacy or conspiracy; to ally, league.