The phrase "massive trunk" typically refers to a large and sturdy trunk, usually found on trees. It suggests that the trunk is big, strong, and substantial. Full definition
Visit Yakushima, Japan, and you'll encounter the subtropical island's most popular attraction — an ancient forest of craggy cedar trees with massive trunks that reach more than 16.4 feet (5 meters) in diameter. (science.howstuffworks.com)
On a family road trip, Noordeloos was impressed with the RS4's interior space and relatively massive trunk. (automobilemag.com)
The pros of this car are: Looks / Design Smooth Ride CD + Tape deck Big back seat MASSIVE Trunk Reliable Good economical car All around this car has a number of pros such as the ones listed. (autolist.com)