FOOBAR Meaning in Chat or Text Messages Online

FOOBAR is actually an acronym that stands for "Fucked Up Beyond All Recognition." It is often used to describe a situation or object that is completely broken or dysfunctional. However, in the context of computer programming, FOOBAR can also be used as a placeholder name for a variable or function that has not yet been defined. For example, a programmer might write a line of code that says "FOOBAR = 5" as a temporary placeholder until they come up with a more appropriate name for that variable.