At or towards the front; in the direction one is facing or moving. / So as to be further advanced, either spatially or in an abstract sense. / In or for the future. / To a later time.

The quality of being ahead.

In front of. / Preceding. / In the future of. / In advance of. / Having made more progress than.

(idiomatic) Changing before competitors. / (idiomatic) Above average; generally performing well.

(baseball, of a pitcher) Having more strikes than balls against a batter in an at-bat. / (baseball, of a batter) Having fewer strikes than balls against a pitcher in an at-bat.

(idiomatic) Having completed a task before it is due; ready, prepared, or anticipating.

Approval, agreement, or instruction to begin or proceed. / (dated, usually in the plural) A flip-flop (footwear).

(comparable) Progressive; exerting leadership. / (comparable) Dashing; energetic. / (sports, not comparable) Being a score which gives the scoring team or player the lead in the game.

To proceed with; to begin. / (imperative) Used to grant permission for or to give endorsement of a suggestion or proposal. / (procedure word, military) To send communication over the radio.

To move forward quickly, or to make good progress with (especially a plan)