WordReference Random House Learner's Dictionary of American English © 2025
bust•y /ˈbʌsti/USA pronunciation
adj., -i•er, -i•est.
WordReference Random House Unabridged Dictionary of American English © 2025- Informal Terms(of a woman) having a large bust;
bosomy.
bust•y
(bus′tē),USA pronunciation adj., bust•i•er, bust•i•est. [Informal.](of a woman)
bust′i•ness, n.
- Informal Termshaving a large bust;
bosomy.
- bust1 + -y1 1940–45