Definitions:

1. A force that causes a feeling of pressure pushing you backwards, when you are moving very quickly forward. NOUN
   • They investigated whether people riding on roller coasters could experience injuries as a result of G-force.
2. Is a measurement of the force of gravity acting on an object. NOUN
   • Fighter pilots train to tolerate very high G-forces.

Synonyms:

• accelerating force
• force
• g
• g-load
• gravity
• mass
• weight