Definitions from Wiktionary ( )

▸ adjective:  (of a machine, etc.) Not in good working condition.
▸ adjective:  Grouchy, grumpy, irritable; easily upset.
▸ adjective:  Not in perfect mental working order; eccentric, peculiar.
▸ adjective:  Synonym of crank (“of a ship: liable to capsize because of poorly stowed cargo or insufficient ballast”)
▸ adjective:  (archaic) Full of spirit; spirited.
▸ adjective:  (obsolete) Weak, unwell.

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