Obs. exc. dial. Also 4 chitte, 5 chytte, 6 chyt, 68 chitt. [This and its verb of identical form appear about 1600: nothing is known of their history, but it is conjectured that the sb. may be a somehow changed descendant of ME. CHITHE, OE. cíð in same sense. But the shortening of the long vowel in such a position, and the change of ð to t, are in the present state of our knowledge inexplicable.] A shoot, sprout.
1601. Holland, Pliny, XIII. iv. The stone or kernell of the Date hath a round specke whereat the root or chit beginneth first to put forth.
1725. Bradley, Fam. Dict., s.v. Malt, The Barley will begin to shew the Chit or Sprit at the Root-end of the Corn.
1886. W. Linc. Gloss., Chit, the first sprout of seeds or potatoes. I have set him to rub off the chits.