Tiếng lóng

• Sarcastic description of an unintelligent person, antithetical to the use of the phrases rocket scientist and brain surgeon.
• Alternatively, a hangover of magnificent proportions, such that the sufferer feels and behaves like her neurons have fused together.
• Example: Do you know Nancy? She's a real atom splitter, ain't she? OR

I woke up this morning with a real atom splitter.