"Free weights" refers to weights that are not attached to any machines or equipment. They are typically dumbbells or barbells that you can hold and move freely to perform exercises. Full definition
Imagine trying to do these three exercises with free weights as many of the old time bodybuilders did in decades gone past. (fitness-ebooks.com)
One of the biggest advantages of using free weights in place of heavy machinery is that you have the freedom to work out from your own home. (mindbodygreen.com)
What about lighter free weight exercises with higher reps? (fitbodyhq.com)