plural of nay-saying

(idiomatic) Said of something that has an even greater impact or effect than what is readily apparent, considering the context.

(Ireland, UK, historical) A unionist mass protest campaign against the provisions of the 1985 Anglo-Irish Agreement which gave the government of the Republic of Ireland an advisory role in Northern Ireland's government.

(idiomatic) Used to ask someone if they are willing to do something. / (idiomatic) Used to remind a child to say a polite expression.

(idiomatic) Indicating that nothing that could be said would add to or improve the situation.

(colloquial, humorous, rhetorical question) Used to say that audience can predict the result of something.

(idiomatic, in response to another person) That is very true.

Used to introduce, or alluding to, an apt adage.

Used to soften the effect of a statement that is self-aggrandizing or is embarrassing to the listener.

Regardless of what you think.