noun Slang: Usually Disparaging.
an intellectual; egghead.
Origin of double-dome
First recorded in 1935–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for double-dome
Historical Examples of double-dome
Wreckage everywhere: but the double-dome and hull-shell had withstood the shock.