A common term found in unix/linux/bsd program help pages as space fillers for a word.
Or, can be used as a less intense or childish form of fubar.
To run the program, simply cd to the directory you installed it in like this:
user@localhost cd foo/bar

or

The server foobared again?
by FinalPhoenix September 23, 2003
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1) A placeholder used in programming, and other computer uses

2)Short for the music player foobar2000, named after the above definition
1)
int main() {
int foo;
int bar;
cin >> foo;
cin >> bar;

2)
open foobar
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The phonetic pronounciation of the acronym "F.U.B.A.R." which stands for "Fucked Up Beyond All Recognition"
That guy was foobar after I stomped a hole in his face!
by Crackazz Cracka February 07, 2003
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1) What basement dwellers say when they can't come up with anything. The writer prefers meow. (see also: swedish chef)

2) A very configurable media player. There is that form vs function prob though, so it takes a month to figure out the volume control, and you'll still bitch it out all the time. Can play and rip at the same time, which is nice. (aka foobar2000 foobar2k fb2k fb)
chef: bork bork bork!
cat: meow?
geek: foo foo. bar bar. foo. bar. FOO. "foobar"!
by Annoxex January 20, 2006
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1. A bar full of Fooey goodness
2. A type of wrench
3. A chocolate brand
4. A computing term
5. Slang for a mistake/accident.
6. Can be used opposite barfoo
"I can't believe Jerry ate that dirty Foobar."
"That Foobar won't turn anything"
by MWongaz December 06, 2007
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