It's a Blast' is an expression that is often used to describe something that is exciting or fun. The crossword solutions for this term include 'DYNAMITE' (8 letters), 'Nitro' (5 letters), 'TOOT' (4 letters), 'Kaboom' (6 letters), 'HOOT' (4 letters), 'GALE' (4 letters), 'TNT' (3 letters), 'Atest' (5 letters), and 'Ntest' (5 letters). All of these words are related to explosions, loud noises, and powerful forces, which are all associated with the phrase 'It's a Blast'.