From BiblePortal Wikipedia

King James Dictionary [1]

ERE, adv. Before sooner than.

Ere sails were spread new oceans to explore.

The nobleman saith to him, Sir, come down ere my child die.  John 4 .

In these passages, ere is really a preposition, followed by a sentence, instead of a single word, as below.

ERE, prep. Before.

Our fruitful Nile

Flow'd ere the wonted season.

Webster's Dictionary [2]

(1): ( adv.) Before; sooner than.

(2): ( v. t.) To plow. [Obs.] See Ear, v. t.

(3): ( adv.) Rather than.

Cyclopedia of Biblical, Theological and Ecclesiastical Literature [3]

(Lat. Hercus) is the name of several Irish saints, the chief. of whom was bishop of Slane; of royal descent. who died A.D. 512, aged about ninety years, and is commemorated on November 2.