Meaning of AHEAD in English

AHEAD

adv.1 further forward in space or time.

2 in the lead; further advanced (ahead on points).

3 in the line of one's forward motion (roadworks ahead).

4 straight forwards.

Phrases and idioms:

ahead of

1. further forward or advanced than.

2 in the line of the forward motion of.

Etymology: orig. Naut., f. A(2) + HEAD

Oxford English vocab.      Оксфордский английский словарь.