Lieutenant 

A mid-level commander/officer rank in many modern military forces. It can also be used to refer to a second-in-command in military or political hierarchy.

That guy is a lieutenant in the Army.
No, he is the Lieutenant Governor.

Lieutenant by Nicolai June 12, 2004

Lieutenant 

A rank of person in the military that frequently gets lost and is usually very confused.

Hey lieutenant, I can help you find your way back if you need assistance.

Lieutenant by carlthejokster January 21, 2018

lieutenant 

a low level U.S. military officer in the Air Force, Army and Marines. Officer ranks (which operate separately from enlisted ranks) are categorized as O-(1-10) A Lieutenant is an O-1 or O-2. Only in the navy is this different where a Lt. is an O-2 or O-3. In Contrast a General or Admiral is an O-10.
The term can also be applied in civilian terms to refer to a second in command. As in a lieutenant governor.

I don't care... just ask some lieutenant to do it.

The governor is on vacation, so the Lt. Governor is running things for a few days...

lieutenant by EB835120 August 17, 2008

Lieutenant Dan 

A true American hero, a man who had a destiny. Forrest Gump's lieutenant in Vietnam who gets his legs amputated. Later, he helps Forrest get rich with Bubba Gump shrimp.

ICE CREAM, LIEUTENANT DAN!

Lieutenant Dan by TheBassMan69 August 5, 2008

Lieutenant Sarcasm 

The person you temporarily become after thanking Captain Obvious.

*People are looking at a burning building*

Person 1: Whoa, guys, look! It's on fire!
Person 2: Thank you, Captain Obvious!
Person 1: You're welcome, Lieutenant Sarcasm.

Lieutenant Sarcasm by smileyface3 January 14, 2010

Lieutenant Shiny-Sides

Peter's Former gold fish on Family Guy.

Oh my God! All right, don't freak out, Peter. Don't freak out like you did when your goldfish died.

Here ya go, Lieutenant Shiny-Sides. It's okay, you don't have to eat it now. You're just sleepin'. You'll eat it later! You'll eat it later, Lieutenant Shiny-Sides!

Lieutenant Shiny-Sides by The cheese sloth July 19, 2009

Lieutenant Dangle 

n. A man who wears really short shorts (plum smugglers) on a nearly constant basis. (see Girf)

Lieutenant Dangle's off to the gym again

Lieutenant Dangle by William Earl Dodd III March 24, 2005