Words or phrases that aren't meant to be taken literally For example, if Joe says “break a leg” he doesn’t really mean to break your leg. Break a leg actually means “good luck.”
Person: quit wasting your breath!
Idiom of “waste your breath”: To say something that will probably be ignored.
A term used by people who are tired of calling n00bs "idiots".
The individual calls a n00b an "idiom" so that they'll get even more confused and react in a more n00bish way. It will confuse them until the n00b actually looks up the word in a dictionary to find the definition. Otherwise, they'll think idiom is another word for idiot.
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.