2. One who assists in a plot; an accomplice. See Synonyms at partner.
3. Confederate A supporter of the Confederate States of America.
1. United in a confederacy; allied.
2. Confederate Of or having to do with the Confederate States of America.
tr. & intr.v.(--rt)con·fed·er·at·ed, con·fed·er·at·ing, con·fed·er·ates
To form into or become part of a confederacy.
[From Middle English confederat, allied, from Late Latin cnfoedertus, past participle of cnfoederre, to unite : Latin com-, com- + Latin foederre, to unite (from foedus, foeder-, league; see bheidh- in Indo-European roots).]