Regular Einstein

A satirical insult, which generally refers to a person's stupidity.

When a person remarks something blatantly obvious, it can also be used in the same context as Captain Obvious.
"The earth is round, right?"
"You're a regular Einstein, kiddo."
by Nils_McCloud June 13, 2008
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Regular Casanova

A sarcastic insult (although never in a hurtful way), which refers to a persons (sometimes unintentionally) un-romantic behaviour.
"I've been thinking, maybe me and my girlfriend could play some Dungeons & Dragons on Valentine's day"
"Yeah, you're a regular Casanova alright"
by Nils_McCloud June 14, 2008
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