from The American Heritage® Dictionary of the English Language, 4th Edition

  • transitive v. To make plump or fat.
  • transitive v. To fertilize (land).
  • transitive v. To increase the amount or substance of: fatten one's bank account.
  • intransitive v. To grow fat or fatter.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To become fatter
  • v. To cause to be fatter

from the GNU version of the Collaborative International Dictionary of English

  • intransitive v. To grow fat or corpulent; to grow plump, thick, or fleshy; to be pampered.
  • transitive v. To make fat; to feed for slaughter; to make fleshy or plump with fat; to fill full; to fat.
  • transitive v. To make fertile and fruitful; to enrich

from The Century Dictionary and Cyclopedia

  • To make fat; feed for slaughter; make fleshy or plump with fat.
  • To enrich; make fertile and fruitful.
  • To grow fat or corpulent; grow plump, thick, or fleshy.
  • In poker, to add chips to (a jack-pot which was not opened on the previous deal).
  • In skat, to discard valuable cards on (a partner's tricks).

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • v. make fat or plump


fat +‎ -en (Wiktionary)



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