Idiomatic or usual form of speech, not meant to be offensive. I
once told a waiter in Norway that the meat he brought me for breakfast
was not sufficiently cooked; and he bluntly told me it was not true (det er ikke sandt),
but he did not intend to be rude. It was the Norwegian “façon de parler.”
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894