Literature Reference: Meng, meaning the eldest; Da, meaning to reach or to succeed. Source from 'Shuowen Jiezi'.
孟:
Chu means the beginning. Meng signifies encouragement.
达: Arrival, dignitaries, in names often signifies talent, abundant support from influential people, unimpeded access in all directions, and the virtue of traversing the world with ease.
Meaning: Meng Da signifies broad-mindedness and lofty ambitions, representing a vision of great success.