Definition of cam noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//kæm//
    ; NAmE NAmE//kæm//
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  1. 1a part on a wheel that sticks out and changes the circular movement of the wheel into up-and-down or backwards-and-forwards movement
  2. 2(especially in compounds) (informal) a camera The police now have helmet cams—small video cameras attached to their headgear. a video/digital/traffic cam see also dash cam, webcam
  3. Word Originlate 18th cent.: from Dutch kam ‘comb’, as in kamrad ‘cog wheel’.
See the Oxford Advanced American Dictionary entry: cam

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