1. Even though I have a great job, I am not **adept** at keeping to a budget and often end up broke between paydays.
2. If you want to become a police officer, you must become **adept** with a handgun.
3. It's fine! answered Sidorov, who was considered an **adept** at French.

I have seen definition of adept in dictionary, but I am confused in identifying if its an adjective or noun.