Pronunciation: (u-hed'),[key] —adv. 1. in or to the front; in advance of; before: Walk ahead of us. 2. in a forward direction; onward; forward: The line of cars moved ahead slowly. 3. into or for the future: Plan ahead. 4. so as to register a later time: to set the clock ahead. 5. 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. 6. onward toward success; to a more advantageous position; upward in station: There's a young man who is sure to get ahead. 7. ahead of, a. in front of; before: He ran ahead of me. b. superior to; beyond: materially ahead of other countries. c. in advance of; at an earlier time than: We got there ahead of the other guests. 8. be ahead, a. to be winning: Our team is ahead by two runs. b. to be in a position of advantage; be benefiting: His score in mathematics is poor, but he's ahead in foreign languages.