Servants or Slaves?

<p>In this episode, the Bible Guys answer a question regarding the Greek word, <a href="https://app.logos.com/guides/word?reference=%CE%B4%CE%BF%E1%BF%A6%CE%BB%CE%BF%CF%82&amp;rawReference=lemma.lbs.el.%CE%B4%CE%BF%E1%BF%A6%CE%BB%CE%BF%CF%82">δοῦλος</a>, which some translate as servant or slave. What's the correct meaning, and also, what does it mean to be a <a href="https://app.logos.com/guides/word?reference=%CE%B4%CE%BF%E1%BF%A6%CE%BB%CE%BF%CF%82&amp;rawReference=lemma.lbs.el.%CE%B4%CE%BF%E1%BF%A6%CE%BB%CE%BF%CF%82">δοῦλος </a>of Christ?</p>