- A commissioned rank in the US Navy or Coast Guard that is above rear admiral and below admiral.
- One who holds this rank.
(plural vice admirals)
- (nautical) A naval rank between rear admiral and admiral
- A flag officer in the United States Navy, Coast Guard, National Oceanic and Atmospheric Administration Commissioned Corps, or Public Health Service Commissioned Corps having a grade superior to rear admiral (upper half) and junior to admiral. A vice admiral is equal in grade or rank to a lieutenant general, which is indicated by a 3-star insignia.