before

before (http://definr.com/before)

     adv 1: earlier in time; previously; "I had known her before"; "as I
            said before"; "he called me the day before but your
            call had come even earlier"; "her parents had died
            four years earlier"; "I mentioned that problem
            earlier" [syn: earlier]
     2: at or in the front; "I see the lights of a town ahead"; "the
        road ahead is foggy"; "staring straight ahead"; "we
        couldn't see over the heads of the people in front"; "with
        the cross of Jesus marching on before" [syn: ahead, {in
        front}]