howler
🇺🇸
/ˈhaʊlər/
🇬🇧
/ˈhaʊlə(r)/
a very silly or obvious mistake, especially in something said or written
He made a howler during his presentation that made everyone laugh.
그는 발표 중에 큰 실수를 해서 모두를 웃게 만들었다.