rear end vs tush

rear end

• The buttocks. 

• The back or hindmost part of anything, such as a car. 

tush

• The buttocks. 

• A tusk. 

• Nonsense; tosh. 

• A small tusk sometimes found on the female Indian elephant. 

• To express contempt; rebuke. 

• To pull or drag a heavy object such as a tree or log. 

• An exclamation of contempt or rebuke.