crank ‧ y /ˈkræŋki/ BrE AmE adjective
[ Date: 1700-1800 ; Origin: Partly from ⇨ ↑ crank 1 ; partly from crank 'loose, not working properly' (18-19 centuries) (perhaps from Dutch or German krank 'weak, ill' ) ]
1 . British English informal strange ⇨ eccentric , weird :
Organic farming is no longer thought of as cranky.
2 . informal bad-tempered:
I was feeling tired and cranky.
—crankiness noun [uncountable]