in the lead

Từ điển WordNet v3.1 - WordNet Dictionary

I - adjective

having the leading position or higher score in a contest
- he is ahead by a pawn
- the leading team in the pennant race
• Syn:
ahead, leading
• Similar to:
up

II - adverb

leading or ahead in a competition (Freq. 1)
- the horse was three lengths ahead going into the home stretch
- ahead by two pawns
- our candidate is in the lead in the polls
- way out front in the race
- the advertising campaign put them out front in sales
• Syn:
ahead, out front