The Collaborative International Dictionary of English v.0.48:

Bulge \Bulge\ (b[u^]lj), n. [OE. bulge a swelling; cf. AS.
   belgan to swell, OSw. bulgja, Icel. b[=o]lginn swollen, OHG.
   belgan to swell, G. bulge leathern sack, Skr. b[.r]h to be
   large, strong; the root meaning to swell. Cf. Bilge,
   Belly, Billow, Bouge, n.]
   1. The bilge or protuberant part of a cask.
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   2. A swelling, protuberant part; a bending outward, esp. when
      caused by pressure; as, a bulge in a wall.
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   3. (Naut.) The bilge of a vessel. See Bilge, 2.
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   Bulge ways. (Naut.) See Bilge ways.
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