The term 'Welcome Bearer' can be summarized as a job that involves greeting and welcoming people. The acronym MAT, which stands for 'Meet and Greet, ' is often used to describe this role. This job typically involves making sure visitors feel welcome and comfortable in their new environment. It also involves providing information about the organization or event they are attending. The Welcome Bearer is responsible for creating a positive first impression and setting the tone for the rest of the visit.