Top Definition
A phrase from the film Back to the Future. It was used in the movie by the Doc to voice concern that something needs to be more powerful.

Today, we use the same phrase to explain that things need to be more powerful or better.
Jon: Dude, my MP3 player can't hold anymore songs. It's only 256MB.

Mike: Needs more jiggawatts.


Sam: This computer is too slow.

Judy: Needs more jiggawatts.


Mary: I bought a used Geo Metro. Needs more jiggawatts.

Beth: Hells yea.


Sam: How do you like these wings? I made them extra spicy.

Tony: Needs more jiggawatts!
by malcolmdog January 04, 2006

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