In Bloom' is a phrase that is used to describe something that is flourishing or thriving. It is often used to refer to plants that are in the process of blooming, but it can also be used to describe people, businesses, and other things that are experiencing success or growth. The crossword solution for 'In Bloom' is FLOWERING, which is an apt description of the phrase. FLOWERING is the process of producing flowers, which is a sign of life and growth.