RhymeZone: doit definitions

Definitions of doit:

noun: (historical) A small Dutch coin, equivalent to one-eighth of a stiver.
noun: (archaic) A small amount; a bit, a jot.
noun: (music) In jazz music, a note that slides to an indefinite pitch chromatically upwards.
verb: (Scotland, rare) To stumble; to blunder.

(Definitions from Wiktionary)