1. an electric generator, especially for direct current
2. an energetic, hardworking, forceful person
"He was a dynamo in the kitchen - no food left unless it was cooked to perfection."
"Three hours of practice each day makes her the only dynamo in underwater basket weaving in the world."
Origin: (from etymonline.com)
"1882, short for dynamo-machine, from German dynamoelektrischemaschine 'dynamo-electric machine,' coined 1867 by its inventor, German electrical engineer Werner Siemans (1816-1892), from Greek dynamis 'power.'"
Awkwardness rating: 4
|Gordon Ramsay is the ultimate dynamo in the kitchen. (caffevita.com)|