propeller head
noun
Slang. a person who is obsessively devoted to an especially technical pursuit.
Nearby words
propecia, propel, propellant, propellent, propeller, propeller head, propeller horsepower, propeller shaft, propeller wash, propelling pencil, propend
Origin of propeller head
First recorded in 1980–85
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019