1.21 gigawatts 

Amount of electricity required to power the flux capacitor and get marty mcfly back to the future. since the appropriate nuclear material was unavailable in 1955, doc brown had to procure the necessary wattage via a lightning bolt.

1.21 gigawatts! 1.21 gigawatts!!!

1.21 gigawatts by daddy-ooooh March 26, 2009

gigawatts 

1.21, the number of gigawatts necessary to power a Flux Capacitor

I just had a 1.21 gigawatt flux capacitor installed in my car

gigawatts by Zeke April 13, 2004

gigawatts 

1 billion watts. "Giga" follows "Mega".

Whoever wrote the first definition for gigawatt is a dumbass.

gigawatts by dammit janet June 19, 2003

gigawatts 

(pronounced: ji-ga-wahts) A measurement of electricity, used more often in time travel than in real life. It is equal to one billion watts (enough power to generate 33333333.333333... to two-hundred-million flourescent lightbulbls)

"1.21 gigawatts are required to power the flux capacitator"

gigawatts by Michael A. Collins III January 25, 2009

1.21 GigaWant 

Anyone which you desire having at least two of the following relations: time-travel, DeLorean, nerdyness.

Eve: Have you seen the new Delorean hard drives?

Adam: Yes! =D 1.21 GigaWant!

1.21 GigaWant by Chaz Walker November 30, 2010

Giga-watt 

Giga-watt can be used to describe a amazingly big ass, mainly one that shakes so much creating giga-wave lengths

Omg, that girl is carrying a giga-watt.

Giga-watt by Shadowking27342 July 31, 2023