take it upon (oneself) to (do something)

(redirected from take it upon oneself to)

take it upon (oneself) to (do something)

To decide to do something even though it was not one's responsibility. I took it upon myself to print out these information packets for the meeting since I knew the data might be confusing. The kids took it upon themselves to wash your car—I'm so proud of them for doing it without being told!
See also: take, upon