9 ), ▁Swiss ▁sin ologist ▁ ▁Julius ▁B ille ter ▁Jr . ▁( 1 8 6 9 - 1 9 5 7 ), ▁Swiss ▁gene alog ist ▁ ▁Tom ▁B ille ter ▁( born ▁ 1 9 6 1 ), ▁American ▁college ▁basketball ▁coach ▁ ▁See ▁also ▁▁▁ ▁B illet ▁( disambiguation ) <0x0A> </s> ▁Full back ▁or ▁Full ▁back ▁may ▁refer ▁to : ▁ ▁Sports ▁ ▁A ▁position ▁in ▁various ▁kinds ▁of ▁football , ▁including : ▁ ▁Full - back ▁( associ ation ▁football ), ▁in ▁association ▁football ▁( s occer ), ▁a ▁def ender ▁playing ▁in ▁a ▁wide ▁position ▁ ▁Full back ▁( grid ir on ▁football ), ▁in ▁American ▁and ▁Canadian ▁football ▁( grid ir on ), ▁a ▁position ▁in ▁the ▁off ensive ▁back field ▁ ▁Full back ▁( rug by ▁league ), ▁a ▁position ▁behind ▁the ▁main ▁line ▁of ▁back s ▁in ▁rugby ▁league ▁football ▁ ▁Full back ▁( rug by ▁union ), ▁a ▁position ▁behind ▁the ▁main ▁line ▁of ▁back s ▁in ▁rugby ▁union ▁football ▁ ▁Full back , ▁one ▁of ▁the ▁Australian ▁rules ▁football ▁positions ▁ ▁A ▁similar ▁defence ▁position ▁in ▁( field ) ▁hockey ▁ ▁Other ▁uses ▁ ▁Su k ho i ▁Su - 3 4 , ▁a ▁Russian ▁f ighter ▁aircraft , ▁from ▁its ▁NAT O ▁reporting ▁name ▁ ▁F iat ▁Full back , ▁a ▁pick up ▁tr uck ▁based ▁on ▁the ▁M its ub ishi ▁L 2 0 0 ▁ ▁See ▁also ▁Half ▁back ▁( disambiguation ) ▁Three - qu arter ▁back <0x0A> </s>