1. foo - Noun
2. foo - Interjection
3. Foo - Proper noun
foo (plural foos)
(historical, obsolete) Alternative form of fu: an administrative subdivision of imperial China; the capital of such divisions.
(programming) A metasyntactic variable used to represent an unspecified entity. If part of a series of such entities, it is often the first in the series, and followed immediately by bar.
Suppose we have two objects, foo and bar.
(fandom slang) Alternative letter-case form of Foo (“placeholder god”)
foo
Expression of disappointment or disgust.
Oh foo – the cake burnt!
foo (plural foos)
(slang) Pronunciation spelling of fool.
Foo
(dated, fandom slang, humorous) A mock deity of early science fiction fandom; a fannish ghod.
John Legend, H.E.R. to perform at Prince tribute concertNEW YORK (AP) — John Legend, Foo Fighters, Alicia Keys, Chris Martin, H.E.R. and Earth, Wind & Fire. Source: Internet
Altering one list, such as by replacing the c with a goose, will affect the other: (setf (third foo) 'goose) This changes foo to (a b goose), but thereby also changes bar to (x b goose) – a possibly unexpected result. Source: Internet
April 24, 2020: Grammy-winning Caribbean dancehall star,Sean Paul, was among several artists who came together yesterday to perform on Foo Fighters’ hit song ‘Times Like These.’ Source: Internet
A book that explores the enduring legends of Snake, Foo, Dr. Death, and John Madden’s Oakland Raiders, is the definitive biography of arguably the last team to play old-fashioned tough-guy football. Source: Internet
For example, the function list returns its arguments as a list, so the expression (list 1 2 (quote foo)) evaluates to the list (1 2 foo). Source: Internet
Decades later, star guitarists like Dave Grohl of Foo Fighters and Noel Gallagher of Oasis employed vintage versions of those instruments. Source: Internet