to increase the range of things that someone knows about, has experienced, or is able to do.
This trip to the Far East has certainly broadened our family's horizons.
(redirected from broaden horizons)
broaden (one's) horizons
To have a new experience. I'm really nervous to live at school, but I know I need to broaden my horizons and get some experience living without my family.I can't believe that Molly has never left the state before! She seriously needs to broaden her horizons!