step up to the plate

take responsibility (compared to a player taking his turn at bat)

It is hoped that everyone will step up to the plate.

by Midav March 1, 2017

stepping up to the plate

showing initiative or taking charge over a situation, not hesitating to do what needs to be done

"man you really gotta hand it to the Amigos, it seems they're really stepping up to the plate this season (literally and figuratively!)"

by ColdOne April 3, 2007