punch line

US /ˈpʌntʃ ˌlaɪn/
UK /ˈpʌntʃ ˌlaɪn/
"punch line" picture
1.

remate, chiste final

the final phrase or sentence of a joke or story, providing the humor or climax

:
Everyone laughed at the unexpected punch line.
Todos se rieron del inesperado remate.
He delivered the punch line with perfect timing.
Entregó el remate con una sincronización perfecta.