To put "lipstick on a pig" is a rhetorical expression, used to convey the message that making superficial or cosmetic changes is a futile attempt to disguise the true nature of a product.
Read more about Lipstick On A Pig: Etymology, Contemporary Usage, See Also
Famous quotes containing the word pig:
“Edible. Good to eat and wholesome to digest, as a worm to a toad, a toad to a snake, a snake to a pig, a pig to a man, and a man to a worm.”
—Ambrose Bierce (1842–1914)