The team hit back to back jacks in the last inning.

Back channels are often used in diplomatic negotiations.

The basketball players were practicing their shooting skills using the back boards.

Back-slangs are a form of secret language used by some groups.

I saw three sacks on the back of the truck.

They have a beautiful garden in their back forties.

The back shells of the turtles are hard and protective.

Back titrations are commonly used in analytical chemistry.

I received many back answers from the students.

He received several back slaps after his successful performance.