jásat — meaning in English Czech → English · translate English → Czech instead English meaning exult verb To rejoice; to be very happy, especially in triumph; to triumph (over). jubilate verb To show elation or triumph; to rejoice. Senses jásat is used for these senses in English: exult (intransitive) To rejoice; to be very happy, especially in triumph; to triumph (over). jubilate To show elation or triumph; to rejoice.