noun, Machinery.
motion of a machine or mechanism, especially a reciprocating one, during which no useful work is performed.
motion between parts in an assembly due to manufacturing tolerances, adjustments, slip, or wear.


Read Also:

  • Lost on one

    Have no effect or influence on one, as in Ned’s attempts at humor were lost on Meg, or David’s kindness was not lost on his aunt. This expression uses lost in the sense of “wasted.” [ c. 1600 ] Also see: you’ve lost me

  • Lost-pleiad

    noun 1. See under (def 1).

  • Lost-property

    noun, Chiefly British. 1. .

  • Lost-river

    noun 1. a river that flows into an underground passage or sinkhole.

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