1. Before
2. Before; in front of; farther forward than

ETYM Pref. a- + head.
1. Ahead of time; in anticipation; SYN. in advance, beforehand.
2. At or in the front; SYN. in front, before.
3. In a forward direction; SYN. onward, onwards, forward, forwards, forrader.
4. Leading or ahead in a competition; SYN. out front, in the lead.
5. To a different or a more advanced time (meaning advanced either toward the present or toward the future).
6. To a more advanced or advantageous position.
7. Toward the future; forward in time; SYN. forward.

1. On the fore part; in front, or in the direction of the front; -- opposed to in the rear.
2. In advance.
3. In time past; previously; already.
4. Earlier; sooner than; until then.

(Archaic) Before; previous to.

1. In front or advance of
2. In excess of