Definition of lieutenant general:
(n) :
A commissioned officer in the British Army or Royal Marines or the United States Army, United States Marine Corps, or United States Air Force, ranked above a major general and below a general.
(n) :
A similar rank in the armed forces of some other countries.
(n) :
Alternative letter-case form of lieutenant general (found when the term is used as a title). [A commissioned officer in the British Army or Royal Marines or the United States Army, United States Marine Corps, or United States Air Force, ranked above a major general and below a general.]