American English

Definition of log noun from the Oxford Advanced American Dictionary



    , NAmE//lɑɡ//
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  1. 1a thick piece of wood that is cut from or has fallen from a tree logs for the fire
  2. 2(also logbook) an official record of events during a particular period of time, especially a journey on a ship or plane The captain keeps a log.
  3. 3(informal) = logarithm
  4. Idioms
    as easy as anything/as pie/as ABC/as falling off a log (informal)
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    very easy or very easily Fooling him was as easy as falling off a log.
    sleep like a log/baby (informal)
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    to sleep very well
See the Oxford Advanced Learner's Dictionary entry: log