Definition from Wiktionary, the free dictionary
- (obsolete) To compel, constrain, force.
- The faith and service of Christ ought to be voluntary and not coacted.
- (obsolete) Forced, constrained, done under compulsion.
- (rare) To work together.
- to cooperate
- "coact" in the Dictionary.com Unabridged, v1.0.1, Lexico Publishing Group, 2007.