greys
Greys (noun) means Grey uniform clothing — trousers or jackets — worn by prisoners, typically for more formal occasions than everyday prison dress. Example: “He was issued a set of greys for his court appearance.”
How to use greys
Learner’s notesIn plain EnglishGrey prison clothing worn on more formal occasions.
This is a narrow, institutional use of the plural of "grey" — not the common color-plural sense.
Fill the gap
Can you complete this real example?
He was issued a set of _____ for his court appearance.