To smoke a big fat joint to get really high. Bogging logs.
Hey Charlie ,do you want to bog a log tonight before the dance.
by Meshhat April 8, 2009
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Self explanatory, really - a bog log is a shit, or a turd, or a poo
Wow that bog log is big enough for Grizzly Adams to build a cabin with it.
by london che February 8, 2006
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