> That OMB rule, in turn, defines "consensus" as follows: "general agreement, but not necessarily unanimity, and includes a process for attempting to resolve objections by interested parties, as long as all comments have been fairly considered, each objector is advised of the disposition of his or her objection(s) and the reasons why, and the consensus body members are given an opportunity to change their votes after reviewing the comments".
From https://blog.cr.yp.to/20251004-weakened.html#standards, linked in TFA.
To add to this: rough consensus is defined in BCP 25 / RFC 2418 (https://datatracker.ietf.org/doc/html/rfc2418#section-3.3):
The goal has never been 100%, but it is not enough to merely have a majority opinion.