Proper noun
Colnbrook
A village in Colnbrook with Poyle parish, Slough borough, Berkshire, England; formerly in Buckinghamshire (OS grid ref TQ0277).
At least two detainees have so far been tested for coronavirus at Colnbrook Immigration Removal Centre, near Heathrow Airport. Source: Internet
The long meadow astride the Colnbrook leading down to the river is known to this day as "Bloody Meadow". Source: Internet