| Colloquial (a.) Used in informal conversation (as opposed to formal writing), esp. common and familiar conversation; conversational; hence, unstudied; informal; as, colloquial intercourse; colloquial phrases; a colloquial style. Thesaurus Entries chatty, chitchatty, common, communicative, confabulatory, conversational, cozy, everyday, familiar, informal, interlocutory, nonstandard, patois, spoken, substandard, uneducated, unliterary, unstudied, vernacular, vulgar, vulgate |