One who advocates or believes in free trade. See free trade, under free, a.(noun)
The Century Dictionary (Public Domain)
Use "free-trader" in a sentence
"He mentions in one of his articles that he was a free-trader just like you guys until not too many years ago."
"I'm not saying that Sen. Dole is necessarily a principled free-trader, but it's clear from that that a Sen. Bowles would have been worse."
"Good read, but it's still the same old free-trader mantra: Good, better, awesome, higher-paying, lower effort, higher productivity jobs will be created when other jobs are lost to offshore locations."