| 1. ahead of time, earlier than expected. ahead of time They bought the tickets in advance so that they could get a good seat. in advance situated ahead or going before; an advance party; at that time the most advanced outpost was still east of the rockies [syn: advance(a) , advanced(a) , in advance(p) ] ahead of time; in anticipation; when you pay ahead (or in advance) you receive a discount; we like to plan ahead; should have made reservations beforehand [syn: ahead, beforehand]in advance (a) in front; before...see: advance |