Definition of "chipper"

chipper¹

/ˈt͡ʃɪpɚ/

adjective
comparative chipperer, superlative chipperest
1. Exhibiting a lively optimism; in high spirits, cheerful.
  Quotations
  Van Halen orders garlic strewn about Lucy's bedroom. she feels a bit chipperer the next morning, so Mina heads off to help poor Harker in Budapest.
  2013, Michelle Witte, Faker's Guide to the Classics, page 66
  The idea of a merchant selling both totems of pure evil and frozen yogurt (he calls it frogurt!) is amusing in itself, as is the idea that frogurt could be cursed, but it’s really the Shopkeeper’s quicksilver shift from ominous doomsaying to chipper salesmanship that sells the sequence.
  2012 April 29, Nathan Rabin, “TV: Review: THE SIMPSONS (CLASSIC): “Treehouse of Horror III” (season 4, episode 5; originally aired 10/29/1992)”, in AV Club‎

chipper²

/ˈt͡ʃɪpɚ/

noun
plural chippers
1. Someone who or something which chips (e.g. wood).
  Quotations
  Used for chopping large blocks of chocolate into small pieces, a chocolate chipper looks like a large fork with six thin, very sharp, pointed metal fingers. To use the chipper, hold it straight up and down and press it firmly […]
  2012 December 4, Carole Bloom, Truffles, Candies, and Confections: Techniques and Recipes for Candymaking [A Cookbook], Ten Speed Press, page 14
  1. (in particular, US) A machine that reduces organic matter to compost; depending on size, whole tree trunks are reduced to sawdust; a woodchipper.
  2. A machine that chips potatoes into pieces that are ready to be fried and made into chips.
2. (Ireland, slang) A fish and chip shop, or more generally a cheap fast food outlet, typically selling chips and other deep-fried foods.
3. A company that manufactures potato chips/potato crisps.
  Quotations
  Bichel asked chippers several thought-provoking questions about potato procurement, storage and handling.
  1974, Potato Chipper, volume 33, numbers 16-27, page 25
  Pet Inc.'s Laura Scudder division, a West Coast region chipper, has revamped its Dittos brand stack chips.
  1978, Joan Dye Gussow, The Feeding Web: Issues in Nutritional Ecology, page 151
4. (sports) A player who chips the ball.
5. (golf) A golf club for making chip shots.
6. (slang) A deep frier.
7. (US, smoking) An occasional tobacco user, or more generally drug user.

chipper³

/ˈt͡ʃɪpɚ/

verb
third-person singular simple present chippers, present participle chippering, simple past and past participle chippered
1. (UK, dialect) To chirp or chirrup.
  Quotations
  [a squirrel] […] eyeing me inquisitively, chippering, and shaking his tail
  1884, Clinton Hart Merriam, The Mammals of the Adirondack Region, Northeastern New York