Butler
Easton's Dictionary
Properly a servant in charge of the wine (Gen. 40:1-13; 41:9). The Hebrew word, mashkeh, thus translated is rendered also (plural) “cup-bearers” (1 Kings 10:5; 2 Chr. 9:4). Nehemiah (1:11) was cup-bearer to king Artaxerxes. It was a position of great responsibility and honour in royal households.
Smith's Dictionary
International Standard Bible Encyclopedia
but'-ler: An officer in households of kings, or other dignitaries, having charge of wines and other potables. mashqeh, "one who gives drink" (Ge 40:1-23; 41:9), rendered "cupbearer" in 1Ki 10:5; 2Ch 9:4; Ne 1:11. The office was one of consider ble importance in oriental courts, because of the danger to the king's life through plots of poison, etc. Nehemiah held this position to King Artaxerxes. Wealthy courts, as that of Solomon, usually had more than one (1Ki 10:5); over these cupbearers or butlers was the sar ha-mash-qim, or chief butler (Ge 40:9).
Edward Bagby Pollard