BLOOM Copy link • BLOOM 1. flos. To be in bloom, florere. FIG., to be in the bloom of life, in flore aetatis esse, aetate florere: yet, integra esse aetate. 2. v. (be in bloom) florere (PROP. and figuratively), vigere (figuratively): florem mittere, expellere (put forth blossoms). To begin to bloom, florescere (PROP. and figuratively).