Idiom
take the liberty of doing something
Theme: BEHAVIOR
to assume the right to do something.Since I knew you were arriving late, I took the liberty of securing a hotel room for you.May I take the liberty of addressing you by your first name?
Idiom
take the liberty of doing somethingtake the liberty of (doing something)
formal to do something that will have an effect on someone else without asking their permission.I took the liberty of reserving us two seats at the conference. I hope that's all right by you.
(usually in past tenses)