kicker
noun
1 (Sport) pateador m/pateadora f
2 (US )
a (surprise):
the news was a real kicker la noticia nos dejó helados ( or me dejó helado etc. )
b (added inducement):
the kicker was the low price they were asking lo que nos atraía era lo poco que pedían
c (catch, drawback) trampa f; problema m; pega f (Spain) ()