ALL meanings of grandfather
grand·fa·ther
G g - noun grandfather father of your parent 1
- interjection grandfather father of your parent: in direct address 1
- transitive verb grandfather law: exempt 1
- noun grandfather the father of one's father or mother. 1
- noun grandfather a forefather. 1
- noun grandfather the founder or originator of a family, species, type, etc.; the first of one's or its kind, or the one being longest in existence: the grandfather of all steam locomotives. 1
- verb with object grandfather to exempt (something or someone) from new legislation, restrictions, or requirements: The law grandfathered all banks already operating at the time of passage. He was grandfathered into the pension plan. 1
- countable noun grandfather Your grandfather is the father of your father or mother. You can call your grandfather 'Grandfather'. 0
- noun grandfather the father of one's father or mother 0
- noun grandfather a male ancestor 0
- noun grandfather a familiar term of address for an old man 0
- noun grandfather a caterpillar or woodlouse 0
- noun grandfather a male ancestor; forefather 0
- verb transitive grandfather to exempt (an activity, practice, person, etc.) from a new law or regulation by or as by a grandfather clause (sense 2) 0
- noun grandfather A father of someone’s parent. 0
- noun grandfather (by extension) A male forefather. 0
- verb grandfather To retain existing laws or rules only for those people or organisations that were previously affected by them, and apply new laws or rules to the unaffected people or organizations. 0