“As If!” and “Totally Buggin'” Were Pulled From a Slang Dictionary
The dialogue in Clueless is iconic, and Silverstone’s lines as Cher are really the crème of the crème. She spices up every situation with whiny slang like “as ifffff” and weird words like “buggin’” (which means upset, freaked out, and confused).
Source: Moviestillsdb.com / Copyright: Paramount Pictures
The writers pulled out some of the lingo from an actual slang dictionary. For example, when the characters say that a person is Baldwin, they mean “a handsome or gorgeous man,” referencing the Baldwin brothers (and actors).