expel expel /ɪkˈspɛl/

verb

1. () Force to leave or move out  ( kick out [Informal] , expel , throw out )
   force to leave or move out
    He was expelled from his native country
   He was expelled from his native country
   
2. Eliminate (a substance)  ( exhaust , expel , discharge , eject , release )
   eliminate (a substance)
    Combustion products are exhausted in the engine
   combustion products are exhausted in the engine
    The plant releases a gas
   the plant releases a gas
   
3. Cause to flee  ( expel , rout out , rout )
   cause to flee
    Rout out the fighters from their caves
   rout out the fighters from their caves
   
4. Remove from a position or office  ( boot out [Informal] , expel , kick out [Informal] , drum out , oust , throw out )
   remove from a position or office
    The chairman was ousted after he misappropriated funds
   The chairman was ousted after he misappropriated funds