"Conference opponents" refers to the teams or individuals that compete against each other within the same conference or group in a sport or activity. Full definition
Historically underdogs have provided additional value against conference opponents since the familiarity between teams levels the playing field, which disproportionately benefits the team getting points. (sportsinsights.com)
Two Western Conference opponents for them, so they won't prioritize one over the other, but they may have to rotate their lineup a bit. (sbnation.com)
That means it's two conference opponents playing each other, so either two Eastern Conference teams or two Western Conference teams. (sportsinsights.com)