get your feet wet
get (one's) feet wet
To try or start something. I'm confident that you'll be able to drive a stick shift—you just need to get your feet wet first.
get your feet wetmainly AMERICAN
If you get your feet wet, you get involved in something or experience something for the first time. Charlton thinks it's time for me to get my feet wet. He says I'll be able to help the department a lot more if I learn how police actually solve crimes. Note: You can also say that you have your feet wet. Well, the Secretary of State now has his feet wet in the Middle East.