bˈɪɡ kˈʌb ɪz pˈɑːɹt ʌvðə lˈaɪənz ɡɹˈuːp ʌv ɡˈaɪzɚz, ɐ klˈʌstɚɹ ʌv ɡˈaɪzɚz ðæt ˈɔːl ʃˈɛɹ ɐn ˈʌndɚɡɹˌaʊnd kənˈɛkʃən.
Big Cub is part of the Lion's Group of geysers, a cluster of geysers that all share an underground connection.