while protesting / (US, law) of a payment made subject to dispute / Without full agreement.

(law) In the United States, a person who denies the obligation to pay a tax for which the government has determined that person is liable, based on a belief that the government lacks the legal authority to impose taxes.

plural of tax protester

A form of protest where a prisoner refuses to use the toilet and instead defecates and urinates within his or her cell.

plural of dirty protest

plural of protest vote

A vote cast in an election to demonstrate the voter's dissatisfaction with the choice of candidates or refusal of the current political system.

plural of protest song

A song that is associated with a movement for social change.

(idiomatic) To insist so passionately about something that people suspect the opposite of what one is saying.