butter bar

== English == === Alternative forms === butterbar === Etymology === Derived from the insignia of an O-1 in the US Military, which consists of a single yellow bar. === Pronunciation === === Noun === butter bar (plural butter bars) (US Air Force, US Army, US Marines, slang) A second lieutenant. (US Navy, US Coast Guard, slang) An ensign. ==== Quotations ==== 2010 -- Green Zone Dir. Paul Greenglass. Perf. Matt Damon. Dist. Universal Pictures. "The 101st sent 35 men and one butter bar in here and they don't even have this place secure." ==== Translations ====