roster on
C1 neutral separable transitive
In simple words
To put someone's name on a list that shows when they have to work.
Literal meaning: To place (someone) on a roster — transparent enough to be guessed from its parts.
Meanings
1 C1 neutral
To add someone to a formal work or duty schedule.
"They rostered her on for the night shift every Friday."
Grammar: separable
2 C1 neutral
To be assigned to work a particular period, especially in a rota-based system.
"I've been rostered on for Christmas Day, so I can't come to dinner."
Grammar: separable
Usage notes
Predominantly Australian and New Zealand English. Common in workplaces with shift systems such as hospitals, police, and military. Less common in British or American English, where 'schedule' or 'put on the rota' would be preferred.
Commonly used with
shift duty weekend staff worker nurse
Forms
Base
roster on
I/you/we/they
3rd person
rosters on
he/she/it
Past simple
rostered on
yesterday
Past participle
rostered on
have + pp
-ing form
rostering on
continuous
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