/ ˈwaɪnd ʌp; NAmE / adjective , noun
■ adjective [ only before noun ]
1.
that you operate by turning a key or handle :
an old-fashioned wind-up gramophone
2.
intended to bring sth to an end :
a wind-up speech
■ noun
( BrE , informal ) something that sb says or does in order to be deliberately annoying, especially as a joke