Verb
take the liberty (third-person singular simple present takes the liberty, present participle taking the liberty, simple past took the liberty, past participle taken the liberty)
(idiomatic) To act on one's own authority, without asking for permission.
I took the liberty of adding your name to the list.
And this actually makes the job a bit easier: I can take the liberty of underestimating entropy, for example, with the only downside of encouraging passwords that are stronger than they need to be, which is frustrating but not dangerous. Source: Internet
As the new year begins, I’ll take the liberty to make some industry predictions, although I acknowledge how perilous it is to hold an imaginary crystal ball. Source: Internet
And in concluding his appeal, he stated: "I take the liberty of soliciting from you a Declaration of Solidarity for our cause. Source: Internet
Until then I'll take the liberty of presuming that is more pro-Hillary crap to catch some suckers. Source: Internet
Considering there are no real winners, I will take the liberty of declaring myself the extremist ironer ever. Source: Internet
However, because the book is versatile and rules don’t have to be followed, many people who use bullet journals take the liberty to include anything and everything in the journal. Source: Internet