What is "gigawatts"

Usage examples of "gigawatts".

But what was the purpose of the noise, which took gigawatts to produce?

This had cost the Shaper economy many gigawatts of precious energy and tons of rare metals and isotopes.

Jones, Vicarro and Templeton thought nothing of making the poor kid crawl out on the bowsprit to knock off the icicles forming on the gigantic pole --without telling him that it would all melt off in seconds if we sent out a burst transmissions the Albatross can generate several gigawatts of power.