A very precise battery powered timepiece.
I bought an atomic clock form Sharper Image.
by blood January 26, 2005
5 Words related to ATOMIC CLOCK
Top Definition
An ATOMIC CLOCK is a device that is the same fucking thing as any type of timer that has ever existed. The same thing that is on a nuclear submarine is also on your wristwatch.
Holy shit that scathawk just shit an ATOMIC CLOCK!
by thehawksfriend May 28, 2010

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