Trouser suit

A trouser suit was a suit of clothing which included trousers. Whilst watching the Christmas speech by Queen Elizabeth II on television, Donna Noble suggested that the Queen should present the speech in a trouser suit. (TV: The End of Time)

Cathy Salt wore a brown trouser suit. (TV: Boom Town)

Donna herself wore a black, striped trouser suit whilst investigating Adipose Industries. Meanwhile, Penny Carter wore a grey trouser suit. (TV: Partners in Crime)