Indian Missionary Society (IMS) IMS IS THE FIRST INDIGENOUS MISSIONARY ORGANIZATION OF INDIA, FOUNDED IN THE YEAR 1903. Explore More The missionary position is defined as a position with the penetrating partner on top of the penetrated partner. Learn more about it and how to safely try it. What is Christian missionary work? Mission work, also known as missionary work, refers to the act of Christian individuals or groups engaging in outreach activities to share their faith and provide assistance to communities in need. A missionary is a Christian who has been sent to a foreign country to teach people about Christianity.