trick or treat
US /trɪk ɔr triːt/
UK /trɪk ɔr triːt/

1.
cukierek albo psikus
a Halloween custom in which children in costume visit houses and ask for treats, threatening to play tricks if they do not get them
:
•
The children went from door to door, shouting "Trick or treat!"
Dzieci chodziły od drzwi do drzwi, krzycząc „Cukierek albo psikus!”
•
Every Halloween, my kids love to go trick or treating.
Co roku na Halloween moje dzieci uwielbiają chodzić na cukierek albo psikus.