The rank of lieutenant has different meanings in different military formations, but in most forces it is sub-divided into a senior (first lieutenant) and junior (second lieutenant) rank.

First Lieutenant is the second junior commissioned officer rank after Second Lieutenant, and is generally awarded as an automatic promotion to Second Lieutenants who have served for 18 …

Nov 26, 2025 · The meaning of FIRST LIEUTENANT is a commissioned officer in the army, air force, or marine corps ranking above a second lieutenant and below a captain.

A First Lieutenant is an officer in the United States Army. As with second lieutenants, officers holding this rank serve either as the leaders of a platoon-sized element (15-50 soldiers) or as …

First Lieutenant A seasoned lieutenant with 18 to 24 months of service. Leads more specialized weapons platoons and indirect fire computation centers.

Definition of first lieutenant noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

In U.S. Marine Corps and Army, the prefix “first” differentiates it from second lieutenant. In the Royal Navy and some other Commonwealth navies, “first lieutenant” refers to the executive …

Air Force First Lieutenant 1st Lt Space Force First Lieutenant 1st Lt Coast Guard Lieutenant Junior Grade LTJG O-3

FIRST LIEUTENANT meaning: 1 : an officer in the U.S. Army, Air Force, or Marine Corps who ranks below a captain; 2 : a naval officer who is responsible for keeping a ship in good condition

Military rank Lieutenant The senior grade of lieutenant is known as first lieutenant in the United States, and as lieutenant in the United Kingdom and the rest of the English-speaking world. In …