What do the abbreviations W/R and W/T stand for within the game?
These abbreviations represent the flex positions Wide Receiver/Running Back (W/R) and Wide Receiver/Tight End (W/T). In NFL.com Custom leagues, the League Manager has the option to enable flex positions in the starting lineup. These flex positions allow individual team owners to choose from between a few positions (WR/RB or WR/TE) to fill a single starting slot.