The term FALSTAFFIAN IN BODY refers to the character of Sir John Falstaff from William Shakespeare's plays Henry IV, Part 1 and 2, and The Merry Wives of Windsor. He is described as an OBESE man, which is reflected in the crossword solution OBESE (5 letters). Falstaff is a larger-than-life character who is known for his wit, humor, and appetite for food and drink. His physical size is often used to emphasize his jovial nature and his love of life.