B1
an aircraft with a jet engine, which is able to fly very fast
Dictionary examples:
My dad says he needs a jet to get to work on time. (0.0)
I told my boss I needed a jet for faster pizza deliveries. (0.0)
My grandma says she's faster than a jet when there's cake in the kitchen. (0.0)
a jet plane (14.4)
a private jet (20.8)
We flew to New York on a jet. (54.2)