Bloat may refer to:
Biology and medicine Bloat (canine) (gastric dilatation volvulus), an overstretched and rotated stomach in dogs Bloat (ruminant) (ruminal tympany), an excessive volume of gas in ruminants Bloating, an abnormal swelling or enlargement of the abdomen Gas bloat syndrome, a complication of Nissen fundoplication surgery
Computing Code bloat, computer code that is unnecessarily long, slow, or wasteful of resources Software bloat, uncontrolled and damaging growth of a software system through successive versions
Other uses Bloat, a pufferfish and the character in the Finding Nemo franchise Bloat (film), a Japanese-American screenlife horror film