The phrase "to win the premiership" means to be the overall champion or winner of a particular sports competition, specifically in football (soccer) in countries like England and Australia.
Sentences with «to win the premiership»
For Wenger it meant he did not have to face the pressure of winning another Premiership since Mourinho traumatized him in» 05. (justarsenal.com)
The only odds I am concerned about are the odds of us ever winning the premiership again if Wenger stays. (justarsenal.com)
Arsenal will never win the Premiership as long as he is in charge. (justarsenal.com)