A great-grandparent or great-grandchild.

(UK, derogatory, informal, with "the") The city of London.

Good Friday

(historical) The Mediterranean Sea.

plural of great toe

(dated, anatomy) big toe

(informal, with for) Someone particularly enthusiastic about an activity.

Any large feline animal, especially one of the Panthera genus, including tigers, lions, jaguars and leopards. / Used other than figuratively or idiomatically: see great, cat.

A seabird in the genus Diomedea in the albatross family.

(astronomy) An apparent gravitational anomaly in intergalactic space at the center of the local Laniakea Supercluster, in which the Milky Way is located. It suggests a localized concentration of mass thousands of times more massive than the Milky Way.