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The occurrence twice per day when the clock reads "8:08"
Stacey: What time is it?
Big Tom: Bob o'clock.
Stacey: Let me see...o lol
Bob: You guys call my name?
Big Tom: Nah, just tellin' time.
by mikerebtom May 31, 2010
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2
An alternate way of saying 8:08 O'clock.

On a digital clock, the number "8" resembles a letter "B".
Woah-no, it's Bob O'Clock. I'm late for work!
by JoeTony September 02, 2008
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