The phrase "entire workout" refers to a complete session of physical exercise or activity. It means doing all the exercises or movements that are planned or needed to reach a fitness goal. Full definition
I pick one exercise and make it my only focus for the entire workout. (entrepreneur.com)
With an eight - hour battery, the Scosche band is likely to last for an entire workout, and it's water - resistant in up to one meter of water, so it should be able to withstand a run in the rain. (businessinsider.com)