v.
1.contribute to the progress or growth of
2.give a promotion to or assign to a higher position
3.make publicity for
4.be changed for a superior chess or checker piece
5.change a pawn for a king by advancing it to the eighth row, or change a checker piece for a more valuable piece by moving it the row closest to your opponent
Idiom of the Day
ahead of the game
to have done more than necessary
We worked hard all week in order to be ahead of the game on Monday morning.