1) To boil out 
• (v. t.) To boil out; to produce by boiling.
Ex·coct' transitive verb [ Latin excoctus , past participle of excoquere to excoct. See 3d Cook .] To boil out; to produce by boiling. [ Obsolete] Bacon. 
excoct 1. To boil out. 2. To produce by boiling. Closely related to the coqu-, cocu- family of 'to cook, to ripen' words.