To go before in place; walk in front of; advance before; hence, specifically, to go before in rank or importance; take precedence of.
To go before in the order of time; occur or take place before; exist before.
To put something before; preface; introduce as by a preface or prelude.
To go before in place; walk in front; specifically, to take precedence; have superior authority; hence, to prevail.
To come first in the order of time; occur or exist previously.