00More optionsShareSaveReportVideo vocabularyNo vocabulary matches your filtershilariousUS /hɪˈlɛriəs, -ˈlær-, haɪ-/・UK /hɪˈleəriəs/AdjectiveExtremely amusing; very funnyB2More dumbUS /dʌm/・UK /dʌm/AdjectiveSenseless; stupidB1More annoyingUS /əˈnɔɪɪŋ/・UK /əˈnɔɪɪŋ/Transitive VerbTo make someone angryAdjectiveA little angry; upsetB1TOEICMore viralUS /ˈvaɪrəl/・UK /ˈvaɪrəl/AdjectiveOf or caused by a virusBecoming very popular by circulating quickly from person to person, especially through the Internet.B2More Use EnergyUnlock All VocabularyUnlock pronunciation, explanations, and filtersUnlock