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15.
Viet Nam

<noun>

Anything that looked like a good idea at the time, but has become a quagmire from which you cannot retreat gracefully.

A relationship that is unpleasant but can't be dropped.

An unsolvable problem or bad situation you should have backed out of a long time ago.
I thought my boss would appreciate this new project, but it's Viet Nam.

"I thought you were getting along with your brother now?"
"Viet Nam."

That party was Viet Nam.
by isonomist November 18, 2010
 
16.
A war where America stuck their fat arse where it wasn't welcome and fucked things up big style. A simple example of general American incompetance.
Vietnam ... hahaha , Beaten by a bunch of farmers
by Andychap April 07, 2004
 
17.
The country that handed the USA's arse to them, The Americans being American, waltzed into Vietnam thinking they'd win and actually got destroyed. The vietnamese are superior at jungle warfare seeing as it's there homeland.
Vietnamese people destroyed the Yanks in vietnam!
by Iknowmanymorethings July 22, 2010
 
18.
When you get involved with something that you have no business in
That shit was so vietnam
by Maxhol July 28, 2007
 
19.
To have sex with someone. Can also be used in the phrases "going to vietnam" or "went to vietnam."
Dude, I totally went to vietnam with that girl last night
by Your Pleasant Nightmare April 21, 2011
 
20.
when a man tucks his dick and balls between his legs and stands up straight. Spin him around and you get the "reverse vietnam"
Dick showed his girlfriend the vietnam and she didnt think it was funny until she saw the reverse vietnam
by balla696969 September 15, 2009
 
21.
A country where American soldiers killed innocent civilians and used the dead body parts as jewelry.
My Lai
Tiger Force
by Anonymous November 12, 2003