1. At or to the front or head. 2a. In advance; before: Pay ahead, and you'll receive a discount.b. In or into the future; for the future: planned ahead.3a. In an advanced position or a configuration registering the future: Set the clock ahead.b. At or to a different time; earlier or later: moved the appointment ahead, from Tuesday to Monday.4a. In a forward direction; onward: The train moved ahead slowly.b. In the prescribed direction or sequence for normal use: You won't hear anything unless you roll the tape ahead.5. In or into a more advantageous position: wanted to get ahead in life.
IDIOM:
be ahead To be winning or in a superior position: The home team was ahead in the second period. Your company is ahead in developing the new technology.
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