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from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The cosmic explosion that marked the origin of the universe according to the big bang theory.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An explosion giving rise to a universe.
  • n. In project management, a project that has no staged delivery. The customer must wait, sometimes months, before seeing anything. At the end of the wait comes a "big bang".

from the GNU version of the Collaborative International Dictionary of English

  • n. The explosive event marking the beginning of the known universe, according to big bang theory; the beginning of time.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. (cosmology) the cosmic explosion that is hypothesized to have marked the origin of the universe


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  • A strain of medicinal marijuana.

    January 15, 2010