Peacoat

A peacoat was an item of clothing. (PROSE: A Honeycomb of Souls)

The Eighth Doctor wore a double breast peacoat of navy leather with anchor symbols on its gold buttons with an alabaster t-shirt. (AUDIO: Fugitives, etc.)

The Ninth Doctor wore a double-breast peacoat of black leather (TV: Rose, The End of the World, Aliens of London/World War Three, Dalek, etc.) right up to his death. (TV: Parting of the Ways)

To blend in while visiting the 21st century, Ganeida wore a blue peacoat. (PROSE: A Honeycomb of Souls)