time in
C1 neutral inseparable intransitive
In simple words
To write down or record what time you arrived at work.
Literal meaning: To mark a time at which you enter or begin.
Meanings
1 C1 neutral
To record the time you start work or a timed activity.
"All factory workers are required to time in before entering the production floor."
Grammar: inseparable
2 C1 neutral
In sports timing, to register a participant's starting time.
"The official timed each swimmer in as they entered the pool."
Grammar: separable
Usage notes
Less common than 'clock in'. Found in some workplace contexts, particularly in American English. Also used in sports timing contexts to log the start of a session.
Commonly used with
shift arrival workers employees session hours
Forms
Base
time in
I/you/we/they
3rd person
times in
he/she/it
Past simple
timed in
yesterday
Past participle
timed in
have + pp
-ing form
timing in
continuous
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