What is her makeup was put on with a trowel?

The phrase "her makeup was put on with a trowel" is a metaphorical expression suggesting that her makeup is excessively thick or heavy, often implying a lack of subtlety or finesse. It evokes an image of someone applying makeup in an exaggerated manner, making it look more like a mask than a natural enhancement. This phrase can also critique someone's choice of makeup style, indicating that it may be overdone or unflattering.