the night of 31st October when it was believed in the past that dead people appeared from their graves, and which is now celebrated in the US, Canada and the UK by children who dress as ghosts, witches, etc. see also trick or treatTopics Religion and festivalsb2万圣节前夕(10 月 31 日晚,过去认为死人此时会从坟墓中走出来,如今儿童会装鬼玩闹) Oxford Collocations DictionaryHalloween is used before these nouns:- candy
- costume
- decoration
- …
Word Originlate 18th cent.: contraction of All Hallow Even.