• synonyms

clock jack


noun Horology.

jack1(def 19).


Jack the RipperRead more in this article about some frequently asked questions and fun facts related to our definitions.

Nearby words

cloche, clock, clock golf, clock in, clock is ticking, the, clock jack, clock off, clock on, clock puncher, clock radio, clock up

Origin of clock jack

1925–30; earlier jack of the clock-(house), jackaclock; see jack1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for clock jack

  • So he took the matter in hand and invented a clock-jack that was much better than the imported one.

    Christopher and the Clockmakers|Sara Ware Bassett