Meaning of CLOCK in English

CLOCK

/ klɒk; NAmE klɑːk/ noun , verb

■ noun

1.

[ C ] an instrument for measuring and showing time, in a room or on the wall of a building (not worn or carried like a watch) :

It was ten past six by the kitchen clock.

The clock struck twelve / midnight.

The clock is fast / slow .

The clock has stopped.

the clock face (= the front part of a clock with the numbers on)

The hands of the clock crept slowly around.

Ellen heard the loud ticking of the clock in the hall.

—see also alarm clock , biological clock , body clock , carriage clock , cuckoo clock , grandfather clock , o'clock , time clock

2.

the clock [ sing. ] ( informal ) = milometer :

a used car with 20 000 miles on the clock

IDIOMS

- against the clock

- around / round the clock

- put the clocks forward / back

- put / turn the clock back

- run down / out the clock

- the clocks go forward / back

—more at beat verb , race noun , stop verb , watch verb

■ verb

1.

[ vn ] to reach a particular time or speed :

He clocked 10.09 seconds in the 100 metres final.

2.

clock sb/sth (at sth) to measure the speed at which sb/sth is travelling :

[ vn -ing ]

The police clocked her doing over 100 miles an hour.

[ vn ]

Wind gusts at 80 m.p.h. were clocked at Rapid City.

3.

( BrE , informal ) to notice or recognize sb :

[ vn ]

I clocked her in the driving mirror.

[also v wh- , v that ]

4.

[ vn ] ( BrE , informal ) to illegally reduce the number of miles shown on a vehicle's milometer (= instrument that measures the number of miles it has travelled) in order to make the vehicle appear to have travelled fewer miles than it really has

PHRASAL VERBS

- clock in / on

- clock out / off

- clock up sth

••

WORD ORIGIN

late Middle English : from Middle Low German and Middle Dutch klocke , based on medieval Latin clocca bell.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.