Butter-bar Definition
noun
(US Air Force, US Army, US Marines) A 2nd Lieutenant.
Wiktionary
(US Navy, US Coast Guard) An Ensign.
Wiktionary
Other Word Forms of Butter-bar
Noun
Singular:
butter-bar
Plural:
butter-barsOrigin of Butter-bar
Derived from the insignia of an O-1 in the US Military, which consists of a single yellow bar.
From Wiktionary
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