present participle of grandfather

Exemption from new legislation or regulations.

plural of grandfathering

A father of someone's parent. / (by extension) A male forefather. / (computing) The archived older version of a file that immediately preceded the father file.

(transitive) To be, or act as, a grandfather to.

(transitive, chiefly US, law) To retain discontinued laws or rules for (a thing, person or organization previously affected by them).

plural of grandfather

Third-person singular simple present indicative form of grandfather

simple past tense and past participle of grandfather

The father of a grandparent.