Definition of on principle in English:

on principle

Because of or in order to demonstrate one’s adherence to a particular belief: he refused, on principle, to pay the fine
More example sentences
  • I have never been in a limo in my life and would refuse to do so on principle.
  • Pittman said he later spoke to an employee who apologized and asked him to keep his subscription, but he quit on principle.
  • But I wouldn't go in there now on principle, even if you paid me.
See parent entry: principle

Definition of on principle in:

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Word of the day inamorata
Pronunciation: ɪˌnaməˈrɑːtə
noun
a person's female lover