I use the cross-trainer at the gym to get a full-body workout.

I bought a new pair of cross-trainers.

He traineth diligently every day.

The trainables in the class are making great progress.

The trainmen were responsible for ensuring the safety of the passengers.

I trainest my dog every day.

I am trainin'

I bought a new pair of trainer liners for my workouts.

I bought new trainer liners for my workout.

I love using elliptical trainers at the gym.