In football, a fullback is a position in the backfield. The fullback's primary role is to block for the running back and to provide an extra blocker when needed. They also can be involved in receiving passes or even carrying the ball on occasion.
Out wide, Chelsea's flying wingbacks will face off against Kyle Walker and Danny Rose, perhaps the best attacking fullbacks in the league. (sbnation.com)
O'Hara has mostly played at fullback for the USWNT during this cycle, but it's likely that Harvey traded for her to play a more attacking role. (sbnation.com)
College football's changed a lot since then, and we saw almost no under - center snaps or reps for fullbacks on Monday. (sbnation.com)