metasyntactic variable

listen to the pronunciation of metasyntactic variable
Английский Язык - Английский Язык
A conventional variable name used for an unspecified entity whose exact nature depends on context

Use metasyntactic variables like foo and bar when you need a name but the particular name doesn't matter.

quux
metasyntactic variables
plural form of metasyntactic variable
A metasyntactic variable
wibble
metasyntactic variable
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