Please define "free trade".

Is it "free trade" when Good X is produced in Country A and imported into Country B because Country A allows toxic chemicals to be dumped into their water supply and Country B doesn't?

Is it "free trade" when Country A's politicians say "we're going to put a lot of workers producing Good X out of work", enact policies to do so, and production of Good X moves to Country B as a result?

Is it "free trade" when multinational companies are effectively determining which country to produce good in based on what kickbacks they get from the local government?