Get outta here . Like you would have to ask. It's slang by college students, dipstick . Slang, when used as a noun, refers to nonstandard terms or nonstandard usages of standard terms. It is a kind of informal language that generally follows the grammatical patterns of the language from which it stems but that reflects an alternate lexicon with connotations of informality.
Slang provides different symbols from which communication messages can be constructed.
Slang is more than a noun though. Like communication in general, slang is a process. This means slang is also a verb. We slang as well as speak slang. The process of slanging involves the creation and use of slang.