Transact \Trans*act"\, v. t. [imp. & p. p. {Transacted}; p. pr.
& vb. n. {Transacting}.] [L. transactus, p. p. of transigere.
See {Transaction}.]
To carry through; to do; perform; to manage; as, to transact
commercial business; to transact business by an agent.
[1913 Webster]