A collective noun for Baboons is a troop. Other collective nouns for a Baboons include a flange, a band, and a tribe. The term ‘troop’ is derived from the Old French word ‘trope’, which means a group of people or animals. This term was used to describe a group of baboons, as they often travel in large groups. The term ‘troop’ is also used to describe a group of soldiers, which is likely due to the baboons’ tendency to move in a coordinated and organized manner.