Enact \En*act"\, v. t. [imp. & p. p. Enacted; p. pr. & vb. n. Enacting.]

1. To decree; to establish by legal and authoritative act; to make into a law; especially, to perform the legislative act with reference to (a bill) which gives it the validity of law.

2. To act; to perform; to do; to effect. [Obs.]

The king enacts more wonders than a man. --Shak.

3. To act the part of; to represent; to play.

I did enact Julius Caesar. --Shak.

Enacting clause, that clause of a bill which formally expresses the legislative sanction.

Source: Webster's Revised Unabridged Dictionary (1913)