[f. JOG v. + -ER1.] One who or that which jogs (see the verb); a person who pushes or nudges, or who moves slowly and heavily; an instrument or appliance for giving a jog or slight push to some part of mechanism.

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1693.  Dryden, Juvenal, Ded. p. xviii. (J.). Then with their Fellow-joggers of the Ploughs.

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1884.  R. Jefferies, in Pall Mall Gaz., 8 Aug., 4/2. A hand was placed on my elbow…. The fair jogger beamed yet more sweetly as I took it, and went on among the crowd.

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1888.  Sci. Amer., 2 June, 340/3. A receiving-table for cylinder printing presses, designed to facilitate the accurate piling of the sheets without the use of the ordinary form of jogger.

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1895.  N. B. Daily Mail, 11 March, 4/2. Members who represent a ‘happy medium’ between the old ‘joggers’ and the new ‘jumpers.’

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