The bilge or protuberant part of a cask.
- A protruding part; an outward curve or swelling.
- Nautical A bilge.
- A sudden, usually temporary increase in number or quantity: The baby boom created a bulge in school enrollment.
- An advantage.
- To cause to curve outward.
- To curve outward.
- To swell up.
- To stick out; protrude.
- To be filled or overfilled: pockets bulging with coins.