The word "Tesla" can mean two different things in English, and I will explain both of them clearly.
Definition: Tesla refers to Nikola Tesla, a famous electrical engineer and inventor from the United States. He was born in Croatia in 1856 and is known for his work with electricity.
Definition: In science, "tesla" is also a unit of measurement for magnetic flux density. It measures how strong a magnetic field is. One tesla is equal to one weber per square meter.
There are no common idioms or phrasal verbs directly related to "Tesla." However, you might hear phrases like "Think outside the Tesla box," which means to think creatively, inspired by Tesla's innovative ideas.