<p><strong>Adverb</strong></p><ul><li>in or to the front; in advance of; before: Walk ahead of us.</li><li>in a forward direction; onward; forward: The line of cars moved ahead slowly.</li><li>into or for the future: Plan ahead.</li><li>so as to register a later time: to set the clock ahead.</li><li>at or to a different time, either earlier or later: to push a deadline ahead one day from Tuesday to Monday; to push a deadline ahead one day from Tuesday to Wednesday.</li><li>onward toward success; to a more advantageous position; upward in station: There's a young man who is sure to get ahead.</li></ul>