This is the 150th most frequent Japanese word.
高い
"高い" means "high" or "expensive."
Here, '高い' is used to describe the height of an object, in this case, the building.
このビルはとても高いです。
This building is very tall.
In this sentence, '高い' expresses that the price of the car is high.
この車は値段が高い。
This car is expensive.
In this case, '高い' implies a high geographical or spatial position.