LucasEaston's DictionaryA friend and companion of Paul during his imprisonment at Rome; Luke (q.v.), the beloved physician (Philemon 1:24; Col. 4:14).Smith's Dictionary(Philemon 1:24) [Luke]International Standard Bible Encyclopedialu'-kas, loo'-kas. In Phm 1:24 the King James Version, for "Luke" (Revised Version).