She told us her name was Sabrina.
It seemed a bit posh for a cleaner.
She swept the back room
With a Burberry broom,
But we just didn’t like her demeanour.

The lackey whom your innate class prejudice caused you to spurn was not necessarily posh. She’d adopted a classy name, and purchased a high-end accessory, in hopes of impressing those hoity-toity enough to advertise for a cleaner.