The term OPPOSING TEAM can be broken down into two crossword solutions: FOE (3 letters) and OTHERSIDE (9 letters). FOE is a synonym for an enemy or adversary, while OTHERSIDE refers to the opposite side of a conflict. In sports, the opposing team is the team that is playing against the team you are rooting for. In other contexts, the opposing team could refer to any group that is in opposition to another.