landwhale

noun3

1. •
   (slang, offensive) An obese person.

   • There is nothing else to hit on here except fat girls so the landwhales just assume that since they have no problem getting dates that it's all right to be fat. — 1985
2. •
   (slang) An excessively large motor vehicle.

   • That jerk did such a bad job parking his landwhale that it's taking up four parking spaces!
3. •
   (slang) A fattened pig, harvested for its oil.

   • A. Richard Crabb, The Hybrid-Corn Makers: Prophets of Plenty (1947), p. 10: "This [c. 1850] was the era of the 'land whale,' when fat hogs, fed two years or more on a concentrated corn diet, supplied the oil that largely replaced the whale oil used earlier so extensively in the seaboard area of the United States."