first lieutenant

== English == === Alternative forms === 1st lieutenant === Noun === first lieutenant (plural first lieutenants) (military) The second lowest rank of a commissioned officer in the United States Army, Air Force, or Marine Corps, ranking above a second lieutenant and below a captain. The rank of first lieutenant is equivalent to the naval rank of lieutenant junior grade. (military) An equivalent rank in other military forces. ==== Usage notes ==== When used as a title, it is always capitalized. Example: First Lieutenant John Smith. The rank of first lieutenant corresponds to pay grade O-2. Abbreviations: 1st Lieutenant, 1st Lt., 1st LT, and 1LT. ==== Synonyms ==== lieutenant (abbreviation of "first lieutenant") ==== Coordinate terms ==== (highest lieutenant rank): lieutenant senior grade ==== Translations ====