Dictionary

co-grandfather en · NOUN

Etymology

* co- + grandfather

Meanings

1. the father of one's son- or daughter-in-law, as common grandfather of their children; the relationship between men who have grandchildren in common; maternal grandfather vis-à-vis paternal grandfather.
   • The milkman was Edward Kenelm Digby, 52, eleventh Baron Digby, World War I colonel in the Coldstream Guards, World War II inspector of infantry-training establishments, co-grandfather (with Winston Churchill) of Randolph Churchill's small son, Winston Churchill II. 1946 September 9, “The Milkman”, in Time, archived from the original on 19 Feb 2011:

Forms

Coordinates

co-grandmother · co-grandparents

Relateds

co-in-law · co-uncle

Synonyms

co-father-in-law