double-dome

double-dome

A derogatory term for someone who is very smart. That guy's a real double-dome—he probably spends all his time in the library, like a loser.
Farlex Dictionary of Idioms.

double-dome

1. n. an intellectual. It’s not that what the double-domes say is wrong, it’s that they are so sure that they are right that scares me.
2. mod. intellectual. Most kids need to be exposed to double-dome profs at college for a while.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • blob
  • foundry
  • nut factory
  • nut-foundry
  • nuthatch
  • nuthouse
  • eco nut
  • eco-nut
  • saltine
References in periodicals archive
This very special 911 features a double-dome roof and striking SportDesign front apron, with its unique spoiler lip and a fixed rear spoiler modelled on the legendary ducktail of the 1973 Carrera RS 2.7.
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To begin with: the double-shell or double-dome. For the dome of the Pantheon, (23) the Romans had used concrete, which was readily available, cheap, durable, malleable, but also heavy.
The dome in Christian and Islamic sacred architecture
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Saddam has solved the dilemma posed by CFR double-dome Lincoln P.
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This beauty, made in Glasgow by A Howe, is ready to ride and comes with a large double-dome bell.
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