not so fast: used to challenge or call into question what someone has said, or is about to do.

The excusing of a minor error or something causing, or presumed to have caused, offence; courteous forbearance or indulgence; acquittance of blame.

To hold views of the nature specified or indicated by context. intransitive. to think so: to be of the opinion previously stated. I should think so…

To hold as an opinion, to believe, judge, consider. Usually: to believe without any great assurance… transitive. colloquial. I don't think: used…