[ klok ]
/ klɒk /
an instrument for measuring and recording time, especially by mechanical means, usually with hands or changing numbers to indicate the hour and minute: not designed to be worn or carried about.
a meter or other device, as a speedometer or taximeter, for measuring and recording speed, distance covered, or other quantitative functioning.
(initial capital letter) Astronomy. the constellation Horologium.
Computers. the circuit in a digital computer that provides a common reference train of electronic pulses for all other circuits.
verb (used with object)
to time, test, or determine by means of a clock or watch: The racehorse was clocked at two minutes thirty seconds.
Slang. to strike sharply or heavily: Somebody clocked him on the face.
clock in, to begin work, especially by punching a time clock: She clocked in at 9 on the dot.
clock out, to end work, especially by punching a time clock: He clocked out early yesterday.
Tick, Tock: What Is The “Doomsday Clock?”What is the Doomsday Clock? Doomsday is one of those evocative words that paint a very vivid picture. As our definition states, “the day of the Last Judgment, at the end of the world; nuclear destruction of the world; given to or marked by forebodings or predictions of impending calamity; especially concerned with or predicting future universal destruction.” As you can see, it’s about as …
- during all 24 hours; ceaselessly.
- without stopping for rest; tirelessly: working around the clock to stem the epidemic.
around the clock,
clean (someone's) clock, to defeat; vanquish.
kill the clock, Sports. to use up as much game time as possible when one is winning, as to protect a lead in basketball, ice hockey, or football.Also run out the clock.
stop the clock, to postpone an official or legal deadline by ceasing to count the hours that elapse, as when a new union contract must be agreed upon before an old contract runs out.
Origin of clock1
1350–1400; Middle English clok(ke) < Middle Dutch clocke bell, clock; akin to Old English clucge, Old High German glocka (German Glocke), Old Irish clocc bell; cf. cloak
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for stop the clock (1 of 2)
/ (klɒk) /
a timepiece, usually free-standing, hanging, or built into a tower, having mechanically or electrically driven pointers that move constantly over a dial showing the numbers of the hoursCompare digital clock, watch (def. 7)
any clocklike device for recording or measuring, such as a taximeter or pressure gauge
the downy head of a dandelion that has gone to seed
an electrical circuit that generates pulses at a predetermined rate
computing an electronic pulse generator that transmits streams of regular pulses to which various parts of the computer and its operations are synchronized
short for time clock
around the clock or round the clock all day and all night
British a slang word for face
against the clock
- under pressure, as to meet a deadline
- (in certain sports, such as show jumping) timed by a stop clockthe last round will be against the clock
put the clock back to regress
(tr) British, Australian and NZ slang to strike, esp on the face or head
(tr) British slang to see or notice
(tr) to record time as with a stopwatch, esp in the calculation of speed
electronics to feed a clock pulse to (a digital device) in order to cause it to switch to a new state
Derived Formsclocker, nounclocklike, adjective
Word Origin for clock
C14: from Middle Dutch clocke clock, from Medieval Latin clocca bell, ultimately of Celtic origin
British Dictionary definitions for stop the clock (2 of 2)
/ (klɒk) /
an ornamental design either woven in or embroidered on the side of a stocking
Word Origin for clock
C16: from Middle Dutch clocke, from Medieval Latin clocca bell
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Idioms and Phrases with stop the clock (1 of 2)
stop the clock
Postpone a deadline by not counting the elapsing hours. For example, Management agreed to stop the clock so that a new contract could be negotiated before the present one expired. [Mid-1900s]
Idioms and Phrases with stop the clock (2 of 2)
In addition to the idioms beginning with clock
- clock in
- clock is ticking, the
- clock up
- against the clock
- beat the clock
- clean someone's clock
- like clock-work
- set back (the clock)
- stop someone's clock
- stop the clock
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.