Definitions Private Training Gyms

Specialties

Definitions is New York’s elite gym for personal training. Our trainers provide customized, cutting-​edge, private instruction and are industry leaders in providing proper education and motivation to a diverse, intelligent and worldly clientele.

Each Definitions Trainer:

Has a degree in exercise science or a related field

Receives 160 hours of our proprietary in-​house training

Is certified by the American College of Sports Medicine

Studiously maintains certification via ongoing professional development

Our gyms are fully equipped with:

Brand new top-​of-​the-​line machines

Private showers

Private dressing rooms

Complimentary laundry service

Reserved locker space

And of course, no crowds… no lines… and never any waiting.

History

Established in 1983.

Definitions opened over 25 years ago in the heart of the Flatiron District with one trainer. After quickly expanding to a second gym in 1986, Definitions moved in 2003 to its current location at 133 East 58^th Street, a sprawling space with 25′ ceilings. Definitions opened its third location on 5^th Avenue in 1988 and has since moved to its current location at 19 Union Square West featuring 7,500 square feet overlooking Union Square Park. Definitions opened it’s Upper East Side location in 1993 at 39 East 78^th Street, its current location.

Today, Definitions has three gyms with over 35 elite trainers.

Meet the Manager

Eric H.

Manager

Eric holds a Master of Science — Exercise Science and Physical Education from the University of Paderborn. He is ACSM, CSCS and Functional Movement Screen certified. Eric is also a USA Weightlifting Level 1 Sports Performance Coach.