Schaff's Bible Dictionary
GREEKS, GRECIANS. These terms should be more distinguished. The "Greeks" were the Greeks by race. Acts 16:1, Acts 16:3; Josh 18:17, or else Gentiles as opposed to Jews. Rom 2:9-10, marg. " Acts 11:20. The Greeks and Hebrews first met when the Tyrians sold the Jews to the Greeks. Joel 3:6. "Prophetical notice of Greece occurs in Dan 8:21, etc., where the history of Alexander and his successors is rapidly sketched.
Zechariah 9:13, foretells the triumphs of the Maccabees over the Graeco-Syrian empire, while Isaiah looks forward to the conversion of the Greeks, amongst other Gentiles, through the instrumentality of Jewish missionaries. "After the complete subjugation of the Greeks by the Romans, and the absorption into the Roman empire of the kingdoms which were formed out of the dominions of Alexander, Sketch-Map of Greece. " — Smith:Dictionary of the Bible. V. " Prov 30:31. That a "greyhound" does not answer to the meaning of the Hebrew is generally agreed.
The most probable rendering yet suggested is that of a "wrestler" girded for the fight; others explain it of the war-horse, which is so poetically described in the book of Job 39:19-25.