noun

• (obsolete) An excrescence on the body, as a wart or a pimple.

verb

• (intransitive, British, dialect) To sprout; to shoot, as a seed or plant.
  "I have known it chit in seven hours after it had been thrown forth of the Cistern and within three days come enough; the Maltster being forced to stir it six, seven or eight times a day,"
• (transitive, British, dialect) To damage the outer layers of a seed such as Lupinus or Sophora to assist germination.
• (transitive, British, dialect) To initiate sprouting of tubers, such as potatoes, by placing them in special environment, before planting into the soil.
  "Gardeners argue among themselves about how necessary chitting is, but I stick with tradition and do chit my seed potatoes."

noun

• (dated) A small sheet or scrap of paper with a hand-written note as a reminder or personal message.
• (historical) A voucher or token coin used in payrolls under the truck system.
• (pharmacology) A small sheet of paper on which is written a prescription to be filled; a scrip.
• (gaming) A smaller cardboard counter generally used not to directly represent something but for another, more transient, purpose such as tracking or randomization.
  "1.4.3 Also on the board, but turned face down at the beginning of the game, are chits representing treasure sites and sounds and warnings of monsters that may arrive on the map. When characters end a turn in the hex, these chits are revealed. As characters move around the board, more and more of these chits will be revealed, letting the players know where monsters and treasures are to be found."

noun

• (US, slang, euphemistic) Shit.