New Year's Eve
US /ˌnuː jɪrz ˈiːv/
UK /ˌnuː jɪrz ˈiːv/

1.
새해 전야, 섣달 그믐날
the last day of the year, December 31, which is celebrated with parties and other festivities leading up to midnight and the start of the new year
:
•
We're planning a big party for New Year's Eve.
새해 전야에 큰 파티를 계획하고 있어요.
•
Many people watch fireworks on New Year's Eve.
많은 사람들이 새해 전야에 불꽃놀이를 봐요.