noun

1. A homogeneous mass of rock, not layered and without an obvious crystal structure.

   “karst massives in western Georgia”

2. A group of people from a locality, or sharing a collective aim, interest, etc.

   “Big up to the Croydon massive!”

adjective

1. Very large in size or extent

   “Compared to its counterparts from World War II, the Abrams main battle tank is truly massive.”

2. Very large or bulky and heavy and solid

   “A massive comet or asteroid appears to have ended the era of the dinosaurs.”

3. To a very great extent; total, utter.

Synonyms: colossal, enormous, gargantuan, giant, gigantic, great, huge, mahoosive