unsmiling
🇺🇸
/ˌʌnˈsmaɪlɪŋ/
🇬🇧
/ˌʌnˈsmaɪlɪŋ/
Not showing a smile; having a serious or stern expression.
The guard at the museum had an unsmiling face as he watched the visitors.
박물관 경비원은 방문객을 지키면서 미소없는 얼굴을 하고 있었습니다.