Given to strong feeling, sometimes romantic and/or sexual or caused by strong feelings or beliefs.
To start with (1. What are we passionate about?)
A lot of us are passionate about a lot of things. Some (films, video games, football, tennis, etc) we can give our all for it.
Passion can range from eager interest in or admiration for an idea, proposal, or cause; to enthusiastic enjoyment of an interest or activity; to strong attraction, excitement, or emotion towards a persons or somethings. Just as we all have passionate about our different works/ business.
In whatever context, if someone desires for something and that desire has some strong feeling or emotion is defined in terms of passion. Passion has no boundary, being passionate about something which is boundless can be sometimes dangerous, In which person forget about everything and is fully determined towards the particular thing.