Definition:
The "creosote bush" is a noun that refers to a type of desert shrub found mainly in the southwestern United States and New Mexico. It has unique characteristics, including sticky, aromatic leaves and small yellow flowers.
While "creosote bush" specifically refers to this plant, "creosote" on its own can refer to a type of tar-like substance used in preserving wood or other materials.
There are no specific idioms or phrasal verbs that include "creosote bush," but you might encounter idioms related to nature or desert life.
When discussing the creosote bush, remember that it is not just a plant; it is an important part of the ecosystem in the desert, providing food and shelter for various animals.